Переработано окно эндпоинта, добавлены элементы дебага, добавлена возможность сохранять и загружать конфигурацию эндпоинта, добавлено отображение ошибок при загрузке конфигурации. Исправлены мелкие баги.

modified:   frontend/src/pages/DatabaseSchema.tsx

Dockerfile

@@ -9,7 +9,7 @@ WORKDIR /app/frontend
 COPY frontend/package*.json ./
 
 # Install dependencies
-RUN npm ci
+RUN npm install
 
 # Copy frontend source
 COPY frontend/ ./
@@ -44,15 +44,23 @@ FROM node:20-alpine AS production
 WORKDIR /app
 
 # Copy backend package files and install production deps
+WORKDIR /app/backend
 COPY backend/package*.json ./
-RUN npm ci --only=production && npm cache clean --force
+RUN npm ci --omit=dev && npm cache clean --force
 
-# Copy built backend
+# Copy built backend (to /app/backend/dist)
 COPY --from=backend-builder /app/backend/dist ./dist
 
-# Copy built frontend to the location expected by backend
+# Copy migrations (SQL files needed at runtime)
+COPY --from=backend-builder /app/backend/src/migrations ./src/migrations
+
+# Copy built frontend (to /app/frontend/dist)
+WORKDIR /app
 COPY --from=frontend-builder /app/frontend/dist ./frontend/dist
 
+# Set working directory to backend
+WORKDIR /app/backend
+
 # Set environment
 ENV NODE_ENV=production
 ENV PORT=3000

backend/src/config/database.ts

@@ -1,5 +1,7 @@
 import { Pool } from 'pg';
 import { config } from './environment';
+import * as fs from 'fs';
+import * as path from 'path';
 
 // Main database pool for KIS API Builder metadata
 export const mainPool = new Pool({
@@ -28,3 +30,26 @@ export const initializeDatabase = async () => {
     throw error;
   }
 };
+
+export const runMigrations = async () => {
+  console.log('🔄 Running migrations...');
+  try {
+    // In compiled JS, __dirname is /app/backend/dist/config
+    // We need to go up to /app/backend and then into src/migrations
+    const migrationsDir = path.join(__dirname, '../../src/migrations');
+    const files = fs.readdirSync(migrationsDir)
+      .filter(f => f.endsWith('.sql'))
+      .sort();
+
+    for (const file of files) {
+      console.log(`  📄 ${file}`);
+      const sql = fs.readFileSync(path.join(migrationsDir, file), 'utf-8');
+      await mainPool.query(sql);
+    }
+
+    console.log('✅ Migrations completed');
+  } catch (error) {
+    console.error('❌ Migration failed:', error);
+    throw error;
+  }
+};

backend/src/controllers/databaseManagementController.ts

@@ -2,6 +2,7 @@ import { Response } from 'express';
 import { AuthRequest } from '../middleware/auth';
 import { mainPool } from '../config/database';
 import { databasePoolManager } from '../services/DatabasePoolManager';
+import { generateSchemaForDatabase } from './schemaController';
 
 // Только админы могут управлять базами данных
 export const getDatabases = async (req: AuthRequest, res: Response) => {
@@ -92,6 +93,13 @@ export const createDatabase = async (req: AuthRequest, res: Response) => {
     // Добавить пул подключений (только для не-AQL баз)
     if (dbType !== 'aql') {
       await databasePoolManager.reloadPool(newDb.id);
+
+      // Generate schema in background for PostgreSQL databases
+      if (dbType === 'postgresql') {
+        generateSchemaForDatabase(newDb.id).catch(err => {
+          console.error('Background schema generation failed:', err.message);
+        });
+      }
     }
 
     // Не возвращаем пароль

backend/src/controllers/dynamicApiController.ts

@@ -233,12 +233,16 @@ export const executeDynamicEndpoint = async (req: ApiKeyRequest, res: Response)
       );
     }
 
-    const responseData = {
+    // Build response based on detailed_response flag
+    const detailedResponse = endpoint.detailed_response || false;
+    const responseData = detailedResponse
+      ? {
           success: true,
           data: result.rows,
           rowCount: result.rowCount,
           executionTime: result.executionTime,
-    };
+        }
+      : result.rows;
 
     // Log if needed
     if (shouldLog && endpointId) {

backend/src/controllers/endpointController.ts

@@ -2,6 +2,8 @@ import { Response } from 'express';
 import { AuthRequest } from '../middleware/auth';
 import { mainPool } from '../config/database';
 import { v4 as uuidv4 } from 'uuid';
+import { ExportedEndpoint, ExportedScriptQuery } from '../types';
+import { encryptEndpointData, decryptEndpointData } from '../services/endpointCrypto';
 
 export const getEndpoints = async (req: AuthRequest, res: Response) => {
   try {
@@ -85,6 +87,7 @@ export const createEndpoint = async (req: AuthRequest, res: Response) => {
       aql_endpoint,
       aql_body,
       aql_query_params,
+      detailed_response,
     } = req.body;
 
     if (!name || !method || !path) {
@@ -119,9 +122,9 @@ export const createEndpoint = async (req: AuthRequest, res: Response) => {
         name, description, method, path, database_id, sql_query, parameters,
         folder_id, user_id, is_public, enable_logging,
         execution_type, script_language, script_code, script_queries,
-        aql_method, aql_endpoint, aql_body, aql_query_params
+        aql_method, aql_endpoint, aql_body, aql_query_params, detailed_response
       )
-       VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17, $18, $19)
+       VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17, $18, $19, $20)
        RETURNING *`,
       [
         name,
@@ -143,6 +146,7 @@ export const createEndpoint = async (req: AuthRequest, res: Response) => {
         aql_endpoint || null,
         aql_body || null,
         JSON.stringify(aql_query_params || {}),
+        detailed_response || false,
       ]
     );
 
@@ -178,6 +182,7 @@ export const updateEndpoint = async (req: AuthRequest, res: Response) => {
       aql_endpoint,
       aql_body,
       aql_query_params,
+      detailed_response,
     } = req.body;
 
     const result = await mainPool.query(
@@ -200,8 +205,9 @@ export const updateEndpoint = async (req: AuthRequest, res: Response) => {
            aql_endpoint = $16,
            aql_body = $17,
            aql_query_params = $18,
+           detailed_response = $19,
            updated_at = CURRENT_TIMESTAMP
-       WHERE id = $19
+       WHERE id = $20
        RETURNING *`,
       [
         name,
@@ -222,6 +228,7 @@ export const updateEndpoint = async (req: AuthRequest, res: Response) => {
         aql_endpoint || null,
         aql_body || null,
         aql_query_params ? JSON.stringify(aql_query_params) : null,
+        detailed_response || false,
         id,
       ]
     );
@@ -309,6 +316,11 @@ export const testEndpoint = async (req: AuthRequest, res: Response) => {
         data: result.rows,
         rowCount: result.rowCount,
         executionTime: result.executionTime,
+        logs: [
+          { type: 'info', message: `Query executed in ${result.executionTime}ms, returned ${result.rowCount} rows`, timestamp: Date.now() },
+        ],
+        queries: [],
+        processedQuery,
       });
     } else if (execType === 'script') {
       if (!script_language || !script_code) {
@@ -333,7 +345,9 @@ export const testEndpoint = async (req: AuthRequest, res: Response) => {
 
       res.json({
         success: true,
-        data: scriptResult,
+        data: scriptResult.result,
+        logs: scriptResult.logs,
+        queries: scriptResult.queries,
       });
     } else if (execType === 'aql') {
       if (!database_id) {
@@ -365,6 +379,10 @@ export const testEndpoint = async (req: AuthRequest, res: Response) => {
         data: result.rows,
         rowCount: result.rowCount,
         executionTime: result.executionTime,
+        logs: [
+          { type: 'info', message: `AQL ${aql_method} ${aql_endpoint} executed in ${result.executionTime}ms`, timestamp: Date.now() },
+        ],
+        queries: [],
       });
     } else {
       return res.status(400).json({ error: 'Invalid execution_type' });
@@ -373,6 +391,347 @@ export const testEndpoint = async (req: AuthRequest, res: Response) => {
     res.status(400).json({
       success: false,
       error: error.message,
+      detail: error.detail || undefined,
+      hint: error.hint || undefined,
+      logs: [],
+      queries: [],
     });
   }
 };
+
+export const exportEndpoint = async (req: AuthRequest, res: Response) => {
+  try {
+    const { id } = req.params;
+
+    const endpointResult = await mainPool.query(
+      'SELECT * FROM endpoints WHERE id = $1',
+      [id]
+    );
+    if (endpointResult.rows.length === 0) {
+      return res.status(404).json({ error: 'Endpoint not found' });
+    }
+    const endpoint = endpointResult.rows[0];
+
+    // Resolve database_id -> name & type
+    let databaseName: string | null = null;
+    let databaseType: string | null = null;
+    if (endpoint.database_id) {
+      const dbResult = await mainPool.query(
+        'SELECT name, type FROM databases WHERE id = $1',
+        [endpoint.database_id]
+      );
+      if (dbResult.rows.length > 0) {
+        databaseName = dbResult.rows[0].name;
+        databaseType = dbResult.rows[0].type;
+      }
+    }
+
+    // Resolve folder_id -> name
+    let folderName: string | null = null;
+    if (endpoint.folder_id) {
+      const folderResult = await mainPool.query(
+        'SELECT name FROM folders WHERE id = $1',
+        [endpoint.folder_id]
+      );
+      if (folderResult.rows.length > 0) {
+        folderName = folderResult.rows[0].name;
+      }
+    }
+
+    // Resolve database_ids in script_queries
+    const scriptQueries = endpoint.script_queries || [];
+    const exportedScriptQueries: ExportedScriptQuery[] = [];
+    for (const sq of scriptQueries) {
+      let sqDbName: string | undefined;
+      let sqDbType: string | undefined;
+      if (sq.database_id) {
+        const sqDbResult = await mainPool.query(
+          'SELECT name, type FROM databases WHERE id = $1',
+          [sq.database_id]
+        );
+        if (sqDbResult.rows.length > 0) {
+          sqDbName = sqDbResult.rows[0].name;
+          sqDbType = sqDbResult.rows[0].type;
+        }
+      }
+      exportedScriptQueries.push({
+        name: sq.name,
+        sql: sq.sql,
+        database_name: sqDbName,
+        database_type: sqDbType,
+        aql_method: sq.aql_method,
+        aql_endpoint: sq.aql_endpoint,
+        aql_body: sq.aql_body,
+        aql_query_params: sq.aql_query_params,
+      });
+    }
+
+    const exportData: ExportedEndpoint = {
+      _format: 'kabe_v1',
+      name: endpoint.name,
+      description: endpoint.description || '',
+      method: endpoint.method,
+      path: endpoint.path,
+      execution_type: endpoint.execution_type || 'sql',
+      database_name: databaseName,
+      database_type: databaseType,
+      sql_query: endpoint.sql_query || '',
+      parameters: endpoint.parameters || [],
+      script_language: endpoint.script_language || null,
+      script_code: endpoint.script_code || null,
+      script_queries: exportedScriptQueries,
+      aql_method: endpoint.aql_method || null,
+      aql_endpoint: endpoint.aql_endpoint || null,
+      aql_body: endpoint.aql_body || null,
+      aql_query_params: endpoint.aql_query_params || null,
+      is_public: endpoint.is_public || false,
+      enable_logging: endpoint.enable_logging || false,
+      detailed_response: endpoint.detailed_response || false,
+      folder_name: folderName,
+    };
+
+    const encrypted = encryptEndpointData(exportData);
+
+    const safeFileName = endpoint.name.replace(/[^a-zA-Z0-9_\-а-яА-ЯёЁ]/g, '_');
+    res.setHeader('Content-Type', 'application/octet-stream');
+    res.setHeader('Content-Disposition', `attachment; filename="${safeFileName}.kabe"`);
+    res.send(encrypted);
+  } catch (error) {
+    console.error('Export endpoint error:', error);
+    res.status(500).json({ error: 'Internal server error' });
+  }
+};
+
+export const importPreview = async (req: AuthRequest, res: Response) => {
+  try {
+    const buffer = req.body as Buffer;
+    if (!buffer || buffer.length === 0) {
+      return res.status(400).json({ error: 'No file uploaded' });
+    }
+
+    let exportData: ExportedEndpoint;
+    try {
+      exportData = decryptEndpointData(buffer) as ExportedEndpoint;
+    } catch (err) {
+      return res.status(400).json({ error: 'Invalid or corrupted .kabe file' });
+    }
+
+    if (exportData._format !== 'kabe_v1') {
+      return res.status(400).json({ error: 'Unsupported file format version' });
+    }
+
+    // Collect all referenced database names
+    const referencedDatabases: { name: string; type: string }[] = [];
+
+    if (exportData.database_name) {
+      referencedDatabases.push({
+        name: exportData.database_name,
+        type: exportData.database_type || 'unknown',
+      });
+    }
+
+    for (const sq of exportData.script_queries || []) {
+      if (sq.database_name && !referencedDatabases.find(d => d.name === sq.database_name)) {
+        referencedDatabases.push({
+          name: sq.database_name,
+          type: sq.database_type || 'unknown',
+        });
+      }
+    }
+
+    // Check which databases exist locally
+    const localDatabases = await mainPool.query(
+      'SELECT id, name, type FROM databases WHERE is_active = true'
+    );
+
+    const databaseMapping = referencedDatabases.map(ref => {
+      const found = localDatabases.rows.find(
+        (db: any) => db.name === ref.name && db.type === ref.type
+      );
+      return {
+        name: ref.name,
+        type: ref.type,
+        found: !!found,
+        local_id: found?.id || null,
+      };
+    });
+
+    // Check folder
+    let folder: { name: string; found: boolean; local_id: string | null } | null = null;
+    if (exportData.folder_name) {
+      const folderResult = await mainPool.query(
+        'SELECT id FROM folders WHERE name = $1',
+        [exportData.folder_name]
+      );
+      folder = {
+        name: exportData.folder_name,
+        found: folderResult.rows.length > 0,
+        local_id: folderResult.rows.length > 0 ? folderResult.rows[0].id : null,
+      };
+    }
+
+    // Check if path already exists
+    const pathCheck = await mainPool.query(
+      'SELECT id FROM endpoints WHERE path = $1',
+      [exportData.path]
+    );
+
+    res.json({
+      endpoint: {
+        name: exportData.name,
+        description: exportData.description,
+        method: exportData.method,
+        path: exportData.path,
+        execution_type: exportData.execution_type,
+        is_public: exportData.is_public,
+        enable_logging: exportData.enable_logging,
+        detailed_response: exportData.detailed_response,
+        folder_name: exportData.folder_name,
+      },
+      databases: databaseMapping,
+      all_databases_found: databaseMapping.every(d => d.found),
+      local_databases: localDatabases.rows.map((db: any) => ({
+        id: db.id,
+        name: db.name,
+        type: db.type,
+      })),
+      folder,
+      path_exists: pathCheck.rows.length > 0,
+    });
+  } catch (error) {
+    console.error('Import preview error:', error);
+    res.status(500).json({ error: 'Internal server error' });
+  }
+};
+
+export const importEndpoint = async (req: AuthRequest, res: Response) => {
+  try {
+    const {
+      file_data,
+      database_mapping,
+      folder_id,
+      override_path,
+    } = req.body;
+
+    if (!file_data) {
+      return res.status(400).json({ error: 'No file data provided' });
+    }
+
+    const buffer = Buffer.from(file_data, 'base64');
+    let exportData: ExportedEndpoint;
+    try {
+      exportData = decryptEndpointData(buffer) as ExportedEndpoint;
+    } catch (err) {
+      return res.status(400).json({ error: 'Invalid or corrupted .kabe file' });
+    }
+
+    // Resolve main database_id
+    let databaseId: string | null = null;
+    if (exportData.database_name) {
+      const mappedId = database_mapping?.[exportData.database_name];
+      if (mappedId) {
+        databaseId = mappedId;
+      } else {
+        const dbResult = await mainPool.query(
+          'SELECT id FROM databases WHERE name = $1 AND is_active = true',
+          [exportData.database_name]
+        );
+        if (dbResult.rows.length > 0) {
+          databaseId = dbResult.rows[0].id;
+        } else {
+          return res.status(400).json({
+            error: `Database "${exportData.database_name}" not found and no mapping provided`
+          });
+        }
+      }
+    }
+
+    // Resolve script_queries database_ids
+    const resolvedScriptQueries = [];
+    for (const sq of exportData.script_queries || []) {
+      let sqDatabaseId: string | undefined;
+      if (sq.database_name) {
+        const mappedId = database_mapping?.[sq.database_name];
+        if (mappedId) {
+          sqDatabaseId = mappedId;
+        } else {
+          const sqDbResult = await mainPool.query(
+            'SELECT id FROM databases WHERE name = $1 AND is_active = true',
+            [sq.database_name]
+          );
+          if (sqDbResult.rows.length > 0) {
+            sqDatabaseId = sqDbResult.rows[0].id;
+          } else {
+            return res.status(400).json({
+              error: `Database "${sq.database_name}" (script query "${sq.name}") not found and no mapping provided`
+            });
+          }
+        }
+      }
+      resolvedScriptQueries.push({
+        name: sq.name,
+        sql: sq.sql,
+        database_id: sqDatabaseId,
+        aql_method: sq.aql_method,
+        aql_endpoint: sq.aql_endpoint,
+        aql_body: sq.aql_body,
+        aql_query_params: sq.aql_query_params,
+      });
+    }
+
+    // Resolve folder
+    let resolvedFolderId: string | null = folder_id || null;
+    if (!resolvedFolderId && exportData.folder_name) {
+      const folderResult = await mainPool.query(
+        'SELECT id FROM folders WHERE name = $1',
+        [exportData.folder_name]
+      );
+      if (folderResult.rows.length > 0) {
+        resolvedFolderId = folderResult.rows[0].id;
+      }
+    }
+
+    const finalPath = override_path || exportData.path;
+
+    const result = await mainPool.query(
+      `INSERT INTO endpoints (
+        name, description, method, path, database_id, sql_query, parameters,
+        folder_id, user_id, is_public, enable_logging,
+        execution_type, script_language, script_code, script_queries,
+        aql_method, aql_endpoint, aql_body, aql_query_params, detailed_response
+      )
+       VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17, $18, $19, $20)
+       RETURNING *`,
+      [
+        exportData.name,
+        exportData.description || '',
+        exportData.method,
+        finalPath,
+        databaseId,
+        exportData.sql_query || '',
+        JSON.stringify(exportData.parameters || []),
+        resolvedFolderId,
+        req.user!.id,
+        exportData.is_public || false,
+        exportData.enable_logging || false,
+        exportData.execution_type || 'sql',
+        exportData.script_language || null,
+        exportData.script_code || null,
+        JSON.stringify(resolvedScriptQueries),
+        exportData.aql_method || null,
+        exportData.aql_endpoint || null,
+        exportData.aql_body || null,
+        JSON.stringify(exportData.aql_query_params || {}),
+        exportData.detailed_response || false,
+      ]
+    );
+
+    res.status(201).json(result.rows[0]);
+  } catch (error: any) {
+    console.error('Import endpoint error:', error);
+    if (error.code === '23505') {
+      return res.status(400).json({ error: 'Endpoint path already exists' });
+    }
+    res.status(500).json({ error: 'Internal server error' });
+  }
+};

backend/src/controllers/schemaController.ts

@@ -0,0 +1,244 @@
+import { Request, Response } from 'express';
+import { mainPool } from '../config/database';
+import { databasePoolManager } from '../services/DatabasePoolManager';
+
+interface ColumnInfo {
+  name: string;
+  type: string;
+  nullable: boolean;
+  default_value: string | null;
+  is_primary: boolean;
+  comment: string | null;
+}
+
+interface ForeignKey {
+  column: string;
+  references_table: string;
+  references_column: string;
+  constraint_name: string;
+}
+
+interface TableInfo {
+  name: string;
+  schema: string;
+  comment: string | null;
+  columns: ColumnInfo[];
+  foreign_keys: ForeignKey[];
+}
+
+interface SchemaData {
+  tables: TableInfo[];
+  updated_at: string;
+}
+
+// Parse PostgreSQL schema - optimized with bulk queries
+async function parsePostgresSchema(databaseId: string): Promise<SchemaData> {
+  const startTime = Date.now();
+  console.log(`[Schema] Starting schema parse for database ${databaseId}`);
+
+  const pool = databasePoolManager.getPool(databaseId);
+  if (!pool) {
+    throw new Error('Database not found or not active');
+  }
+
+  // Get all tables with comments
+  console.log(`[Schema] Fetching tables...`);
+  const tablesResult = await pool.query(`
+    SELECT
+      t.table_schema,
+      t.table_name,
+      pg_catalog.obj_description(c.oid, 'pg_class') as table_comment
+    FROM information_schema.tables t
+    LEFT JOIN pg_catalog.pg_class c ON c.relname = t.table_name
+    LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace AND n.nspname = t.table_schema
+    WHERE t.table_schema NOT IN ('pg_catalog', 'information_schema')
+      AND t.table_type = 'BASE TABLE'
+    ORDER BY t.table_schema, t.table_name
+  `);
+  console.log(`[Schema] Found ${tablesResult.rows.length} tables in ${Date.now() - startTime}ms`);
+
+  // Get ALL columns in one query
+  console.log(`[Schema] Fetching all columns...`);
+  const columnsStartTime = Date.now();
+  const allColumnsResult = await pool.query(`
+    SELECT
+      c.table_schema,
+      c.table_name,
+      c.column_name,
+      c.data_type,
+      c.is_nullable,
+      c.column_default,
+      c.ordinal_position,
+      CASE WHEN pk.column_name IS NOT NULL THEN true ELSE false END as is_primary,
+      pg_catalog.col_description(pc.oid, c.ordinal_position) as column_comment
+    FROM information_schema.columns c
+    LEFT JOIN pg_catalog.pg_class pc ON pc.relname = c.table_name
+    LEFT JOIN pg_catalog.pg_namespace pn ON pn.oid = pc.relnamespace AND pn.nspname = c.table_schema
+    LEFT JOIN (
+      SELECT ku.column_name, ku.table_schema, ku.table_name
+      FROM information_schema.table_constraints tc
+      JOIN information_schema.key_column_usage ku
+        ON tc.constraint_name = ku.constraint_name
+        AND tc.table_schema = ku.table_schema
+      WHERE tc.constraint_type = 'PRIMARY KEY'
+    ) pk ON c.column_name = pk.column_name
+        AND c.table_schema = pk.table_schema
+        AND c.table_name = pk.table_name
+    WHERE c.table_schema NOT IN ('pg_catalog', 'information_schema')
+    ORDER BY c.table_schema, c.table_name, c.ordinal_position
+  `);
+  console.log(`[Schema] Found ${allColumnsResult.rows.length} columns in ${Date.now() - columnsStartTime}ms`);
+
+  // Get ALL foreign keys in one query
+  console.log(`[Schema] Fetching all foreign keys...`);
+  const fkStartTime = Date.now();
+  const allFkResult = await pool.query(`
+    SELECT
+      tc.table_schema,
+      tc.table_name,
+      kcu.column_name,
+      ccu.table_name AS references_table,
+      ccu.column_name AS references_column,
+      tc.constraint_name
+    FROM information_schema.table_constraints tc
+    JOIN information_schema.key_column_usage kcu
+      ON tc.constraint_name = kcu.constraint_name
+      AND tc.table_schema = kcu.table_schema
+    JOIN information_schema.constraint_column_usage ccu
+      ON ccu.constraint_name = tc.constraint_name
+      AND ccu.table_schema = tc.table_schema
+    WHERE tc.constraint_type = 'FOREIGN KEY'
+      AND tc.table_schema NOT IN ('pg_catalog', 'information_schema')
+  `);
+  console.log(`[Schema] Found ${allFkResult.rows.length} foreign keys in ${Date.now() - fkStartTime}ms`);
+
+  // Group columns by table
+  const columnsByTable = new Map<string, any[]>();
+  for (const col of allColumnsResult.rows) {
+    const key = `${col.table_schema}.${col.table_name}`;
+    if (!columnsByTable.has(key)) {
+      columnsByTable.set(key, []);
+    }
+    columnsByTable.get(key)!.push(col);
+  }
+
+  // Group foreign keys by table
+  const fkByTable = new Map<string, any[]>();
+  for (const fk of allFkResult.rows) {
+    const key = `${fk.table_schema}.${fk.table_name}`;
+    if (!fkByTable.has(key)) {
+      fkByTable.set(key, []);
+    }
+    fkByTable.get(key)!.push(fk);
+  }
+
+  // Build tables array
+  console.log(`[Schema] Building schema structure...`);
+  const tables: TableInfo[] = tablesResult.rows.map(table => {
+    const key = `${table.table_schema}.${table.table_name}`;
+    const columns = columnsByTable.get(key) || [];
+    const fks = fkByTable.get(key) || [];
+
+    return {
+      name: table.table_name,
+      schema: table.table_schema,
+      comment: table.table_comment,
+      columns: columns.map(col => ({
+        name: col.column_name,
+        type: col.data_type,
+        nullable: col.is_nullable === 'YES',
+        default_value: col.column_default,
+        is_primary: col.is_primary,
+        comment: col.column_comment,
+      })),
+      foreign_keys: fks.map(fk => ({
+        column: fk.column_name,
+        references_table: fk.references_table,
+        references_column: fk.references_column,
+        constraint_name: fk.constraint_name,
+      })),
+    };
+  });
+
+  const totalTime = Date.now() - startTime;
+  console.log(`[Schema] Completed! ${tables.length} tables, ${allColumnsResult.rows.length} columns, ${allFkResult.rows.length} FKs in ${totalTime}ms`);
+
+  return {
+    tables,
+    updated_at: new Date().toISOString(),
+  };
+}
+
+// Get cached schema or return null
+async function getCachedSchema(databaseId: string): Promise<SchemaData | null> {
+  const result = await mainPool.query(
+    'SELECT schema_data FROM database_schemas WHERE database_id = $1',
+    [databaseId]
+  );
+
+  if (result.rows.length > 0) {
+    return result.rows[0].schema_data as SchemaData;
+  }
+  return null;
+}
+
+// Save schema to cache
+async function saveSchemaToCache(databaseId: string, schemaData: SchemaData): Promise<void> {
+  await mainPool.query(`
+    INSERT INTO database_schemas (database_id, schema_data, updated_at)
+    VALUES ($1, $2, NOW())
+    ON CONFLICT (database_id)
+    DO UPDATE SET schema_data = $2, updated_at = NOW()
+  `, [databaseId, JSON.stringify(schemaData)]);
+}
+
+// GET /api/workbench/schema/:databaseId
+export const getSchema = async (req: Request, res: Response) => {
+  try {
+    const { databaseId } = req.params;
+
+    // Try to get from cache first
+    let schema = await getCachedSchema(databaseId);
+
+    if (!schema) {
+      // Parse and cache if not exists
+      schema = await parsePostgresSchema(databaseId);
+      await saveSchemaToCache(databaseId, schema);
+    }
+
+    res.json({ success: true, data: schema });
+  } catch (error: any) {
+    console.error('Error getting schema:', error);
+    res.status(500).json({ success: false, error: error.message });
+  }
+};
+
+// POST /api/workbench/schema/:databaseId/refresh
+export const refreshSchema = async (req: Request, res: Response) => {
+  try {
+    const { databaseId } = req.params;
+
+    // Parse fresh schema
+    const schema = await parsePostgresSchema(databaseId);
+
+    // Save to cache
+    await saveSchemaToCache(databaseId, schema);
+
+    res.json({ success: true, data: schema });
+  } catch (error: any) {
+    console.error('Error refreshing schema:', error);
+    res.status(500).json({ success: false, error: error.message });
+  }
+};
+
+// Generate schema for a database (called from other controllers)
+export const generateSchemaForDatabase = async (databaseId: string): Promise<void> => {
+  try {
+    const schema = await parsePostgresSchema(databaseId);
+    await saveSchemaToCache(databaseId, schema);
+    console.log(`Schema generated for database ${databaseId}`);
+  } catch (error: any) {
+    console.error(`Error generating schema for database ${databaseId}:`, error.message);
+    // Don't throw - schema generation is not critical
+  }
+};

backend/src/controllers/sqlInterfaceController.ts

@@ -0,0 +1,46 @@
+import { Request, Response } from 'express';
+import { databasePoolManager } from '../services/DatabasePoolManager';
+
+export const executeQuery = async (req: Request, res: Response) => {
+  try {
+    const { database_id, query } = req.body;
+
+    if (!database_id) {
+      return res.status(400).json({ error: 'Database ID is required' });
+    }
+
+    if (!query || typeof query !== 'string' || query.trim() === '') {
+      return res.status(400).json({ error: 'Query is required' });
+    }
+
+    const pool = databasePoolManager.getPool(database_id);
+    if (!pool) {
+      return res.status(404).json({ error: 'Database not found or not active' });
+    }
+
+    const startTime = Date.now();
+    const result = await pool.query(query);
+    const executionTime = Date.now() - startTime;
+
+    res.json({
+      success: true,
+      data: result.rows,
+      rowCount: result.rowCount,
+      fields: result.fields?.map(f => ({
+        name: f.name,
+        dataTypeID: f.dataTypeID,
+      })),
+      executionTime,
+      command: result.command,
+    });
+  } catch (error: any) {
+    console.error('SQL execution error:', error);
+    res.status(400).json({
+      success: false,
+      error: error.message || 'Query execution failed',
+      position: error.position,
+      detail: error.detail,
+      hint: error.hint,
+    });
+  }
+};

backend/src/migrations/003_add_scripting.sql

@@ -1,11 +1,10 @@
 -- Добавление поддержки скриптинга для эндпоинтов
 
--- Добавляем новые колонки для скриптинга
+-- Добавляем новые колонки для скриптинга (каждую отдельно с IF NOT EXISTS)
-ALTER TABLE endpoints
+ALTER TABLE endpoints ADD COLUMN IF NOT EXISTS execution_type VARCHAR(20) DEFAULT 'sql';
-ADD COLUMN execution_type VARCHAR(20) DEFAULT 'sql' CHECK (execution_type IN ('sql', 'script')),
+ALTER TABLE endpoints ADD COLUMN IF NOT EXISTS script_language VARCHAR(20);
-ADD COLUMN script_language VARCHAR(20) CHECK (script_language IN ('javascript', 'python')),
+ALTER TABLE endpoints ADD COLUMN IF NOT EXISTS script_code TEXT;
-ADD COLUMN script_code TEXT,
+ALTER TABLE endpoints ADD COLUMN IF NOT EXISTS script_queries JSONB DEFAULT '[]'::jsonb;
-ADD COLUMN script_queries JSONB DEFAULT '[]'::jsonb;
 
 -- Комментарии для документации
 COMMENT ON COLUMN endpoints.execution_type IS 'Тип выполнения: sql - простой SQL запрос, script - скрипт с несколькими запросами';

backend/src/migrations/005_add_aql_support.sql

@@ -1,40 +1,34 @@
 -- Add AQL support to databases table
-ALTER TABLE databases
+ALTER TABLE databases ALTER COLUMN type TYPE VARCHAR(50);
-  ALTER COLUMN type TYPE VARCHAR(50);
 
 -- Update the type check constraint to include 'aql'
-ALTER TABLE databases
+ALTER TABLE databases DROP CONSTRAINT IF EXISTS databases_type_check;
-  DROP CONSTRAINT IF EXISTS databases_type_check;
 
 ALTER TABLE databases
   ADD CONSTRAINT databases_type_check
   CHECK (type IN ('postgresql', 'mysql', 'mssql', 'aql'));
 
--- Add AQL-specific columns to databases table
+-- Add AQL-specific columns to databases table (each separately)
-ALTER TABLE databases
+ALTER TABLE databases ADD COLUMN IF NOT EXISTS aql_base_url TEXT;
-  ADD COLUMN IF NOT EXISTS aql_base_url TEXT,
+ALTER TABLE databases ADD COLUMN IF NOT EXISTS aql_auth_type VARCHAR(50);
-  ADD COLUMN IF NOT EXISTS aql_auth_type VARCHAR(50) CHECK (aql_auth_type IN ('basic', 'bearer', 'custom')),
+ALTER TABLE databases ADD COLUMN IF NOT EXISTS aql_auth_value TEXT;
-  ADD COLUMN IF NOT EXISTS aql_auth_value TEXT,
+ALTER TABLE databases ADD COLUMN IF NOT EXISTS aql_headers JSONB DEFAULT '{}'::jsonb;
-  ADD COLUMN IF NOT EXISTS aql_headers JSONB DEFAULT '{}'::jsonb;
 
 -- Add AQL support to endpoints table
-ALTER TABLE endpoints
+ALTER TABLE endpoints ALTER COLUMN execution_type TYPE VARCHAR(50);
-  ALTER COLUMN execution_type TYPE VARCHAR(50);
 
 -- Update execution_type check constraint to include 'aql'
-ALTER TABLE endpoints
+ALTER TABLE endpoints DROP CONSTRAINT IF EXISTS endpoints_execution_type_check;
-  DROP CONSTRAINT IF EXISTS endpoints_execution_type_check;
 
 ALTER TABLE endpoints
   ADD CONSTRAINT endpoints_execution_type_check
   CHECK (execution_type IN ('sql', 'script', 'aql'));
 
--- Add AQL-specific columns to endpoints table
+-- Add AQL-specific columns to endpoints table (each separately)
-ALTER TABLE endpoints
+ALTER TABLE endpoints ADD COLUMN IF NOT EXISTS aql_method VARCHAR(10);
-  ADD COLUMN IF NOT EXISTS aql_method VARCHAR(10) CHECK (aql_method IN ('GET', 'POST', 'PUT', 'DELETE')),
+ALTER TABLE endpoints ADD COLUMN IF NOT EXISTS aql_endpoint TEXT;
-  ADD COLUMN IF NOT EXISTS aql_endpoint TEXT,
+ALTER TABLE endpoints ADD COLUMN IF NOT EXISTS aql_body TEXT;
-  ADD COLUMN IF NOT EXISTS aql_body TEXT,
+ALTER TABLE endpoints ADD COLUMN IF NOT EXISTS aql_query_params JSONB DEFAULT '{}'::jsonb;
-  ADD COLUMN IF NOT EXISTS aql_query_params JSONB DEFAULT '{}'::jsonb;
 
 -- Create index for AQL endpoints
 CREATE INDEX IF NOT EXISTS idx_endpoints_execution_type ON endpoints(execution_type);

backend/src/migrations/006_seed_admin.sql

@@ -0,0 +1,6 @@
+-- Create default superadmin user (admin/admin)
+-- Password should be changed after first login!
+
+INSERT INTO users (username, password_hash, role, is_superadmin)
+VALUES ('admin', '$2b$10$cYj5vFnPIqWDngjGf9guG.b.L2itqRbvcTPqxHPZIWtUHfT353L7W', 'admin', true)
+ON CONFLICT (username) DO NOTHING;

backend/src/migrations/007_add_detailed_response.sql

@@ -0,0 +1,8 @@
+-- Add detailed_response flag to endpoints
+-- When false (default): returns only data array
+-- When true: returns full response with success, data, rowCount, executionTime
+
+ALTER TABLE endpoints
+ADD COLUMN IF NOT EXISTS detailed_response BOOLEAN DEFAULT false;
+
+COMMENT ON COLUMN endpoints.detailed_response IS 'If true, returns detailed response with rowCount and executionTime. Default returns only data array.';

backend/src/migrations/008_add_database_schemas.sql

@@ -0,0 +1,12 @@
+-- Database schemas cache table
+CREATE TABLE IF NOT EXISTS database_schemas (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    database_id UUID NOT NULL REFERENCES databases(id) ON DELETE CASCADE,
+    schema_data JSONB NOT NULL,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    UNIQUE(database_id)
+);
+
+-- Index for faster lookups
+CREATE INDEX IF NOT EXISTS idx_database_schemas_database_id ON database_schemas(database_id);

backend/src/routes/endpoints.ts

@@ -7,6 +7,9 @@ import {
   updateEndpoint,
   deleteEndpoint,
   testEndpoint,
+  exportEndpoint,
+  importPreview,
+  importEndpoint,
 } from '../controllers/endpointController';
 
 const router = express.Router();
@@ -36,6 +39,44 @@ router.use(authMiddleware);
  */
 router.get('/', getEndpoints);
 
+// Import routes must be before /:id to avoid "import" being treated as an id
+router.post('/import/preview', express.raw({ type: 'application/octet-stream', limit: '10mb' }), importPreview);
+router.post('/import', importEndpoint);
+
+/**
+ * @swagger
+ * /api/endpoints/test:
+ *   post:
+ *     tags: [Endpoints]
+ *     summary: Test SQL query
+ *     security:
+ *       - bearerAuth: []
+ *     responses:
+ *       200:
+ *         description: Query test result
+ */
+router.post('/test', testEndpoint);
+
+/**
+ * @swagger
+ * /api/endpoints:
+ *   post:
+ *     tags: [Endpoints]
+ *     summary: Create new endpoint
+ *     security:
+ *       - bearerAuth: []
+ *     requestBody:
+ *       required: true
+ *       content:
+ *         application/json:
+ *           schema:
+ *             type: object
+ *     responses:
+ *       201:
+ *         description: Endpoint created
+ */
+router.post('/', createEndpoint);
+
 /**
  * @swagger
  * /api/endpoints/{id}:
@@ -58,23 +99,23 @@ router.get('/:id', getEndpoint);
 
 /**
  * @swagger
- * /api/endpoints:
+ * /api/endpoints/{id}/export:
- *   post:
+ *   get:
  *     tags: [Endpoints]
- *     summary: Create new endpoint
+ *     summary: Export endpoint as .kabe file
  *     security:
  *       - bearerAuth: []
- *     requestBody:
+ *     parameters:
+ *       - in: path
+ *         name: id
  *         required: true
- *       content:
- *         application/json:
  *         schema:
- *             type: object
+ *           type: string
  *     responses:
- *       201:
+ *       200:
- *         description: Endpoint created
+ *         description: Encrypted .kabe file
  */
-router.post('/', createEndpoint);
+router.get('/:id/export', exportEndpoint);
 
 /**
  * @swagger
@@ -116,18 +157,4 @@ router.put('/:id', updateEndpoint);
  */
 router.delete('/:id', deleteEndpoint);
 
-/**
- * @swagger
- * /api/endpoints/test:
- *   post:
- *     tags: [Endpoints]
- *     summary: Test SQL query
- *     security:
- *       - bearerAuth: []
- *     responses:
- *       200:
- *         description: Query test result
- */
-router.post('/test', testEndpoint);
-
 export default router;

backend/src/routes/sqlInterface.ts

@@ -0,0 +1,16 @@
+import express from 'express';
+import { authMiddleware } from '../middleware/auth';
+import { executeQuery } from '../controllers/sqlInterfaceController';
+import { getSchema, refreshSchema } from '../controllers/schemaController';
+
+const router = express.Router();
+
+router.use(authMiddleware);
+
+router.post('/execute', executeQuery);
+
+// Schema routes
+router.get('/schema/:databaseId', getSchema);
+router.post('/schema/:databaseId/refresh', refreshSchema);
+
+export default router;

backend/src/server.ts

@@ -4,9 +4,8 @@ import helmet from 'helmet';
 // import rateLimit from 'express-rate-limit';
 import swaggerUi from 'swagger-ui-express';
 import path from 'path';
-import { createProxyMiddleware } from 'http-proxy-middleware';
 import { config } from './config/environment';
-import { initializeDatabase } from './config/database';
+import { initializeDatabase, runMigrations } from './config/database';
 import { generateDynamicSwagger } from './config/dynamicSwagger';
 import { databasePoolManager } from './services/DatabasePoolManager';
 
@@ -19,6 +18,7 @@ import databaseRoutes from './routes/databases';
 import databaseManagementRoutes from './routes/databaseManagement';
 import userRoutes from './routes/users';
 import logsRoutes from './routes/logs';
+import sqlInterfaceRoutes from './routes/sqlInterface';
 import dynamicRoutes from './routes/dynamic';
 
 const app: Express = express();
@@ -66,6 +66,10 @@ app.get('/api-docs', async (_req, res, next) => {
     const html = swaggerUi.generateHTML(spec, {
       customCss: '.swagger-ui .topbar { display: none }',
       customSiteTitle: 'KIS API Builder - Документация',
+      swaggerOptions: {
+        persistAuthorization: true,  // Keep API key after page refresh
+        displayRequestDuration: true,
+      },
     });
     res.send(html);
   } catch (error) {
@@ -88,6 +92,7 @@ app.use('/api/databases', databaseRoutes);
 app.use('/api/db-management', databaseManagementRoutes);
 app.use('/api/users', userRoutes);
 app.use('/api/logs', logsRoutes);
+app.use('/api/workbench', sqlInterfaceRoutes);
 
 // Dynamic API routes (user-created endpoints)
 app.use('/api/v1', dynamicRoutes);
@@ -117,6 +122,8 @@ if (config.nodeEnv === 'production') {
   });
 } else {
   // Development mode - proxy to Vite dev server for non-API routes
+  // Dynamic import to avoid requiring http-proxy-middleware in production
+  import('http-proxy-middleware').then(({ createProxyMiddleware }) => {
     const viteProxy = createProxyMiddleware({
       target: 'http://localhost:5173',
       changeOrigin: true,
@@ -131,6 +138,7 @@ if (config.nodeEnv === 'production') {
       // Otherwise, proxy to Vite dev server
       return viteProxy(req, res, next);
     });
+  });
 
   // 404 handler for API routes only
   app.use((req: Request, res: Response) => {
@@ -152,6 +160,7 @@ app.use((err: any, _req: Request, res: Response, _next: any) => {
 const startServer = async () => {
   try {
     await initializeDatabase();
+    await runMigrations();
     await databasePoolManager.initialize();
 
     app.listen(config.port, () => {

backend/src/services/IsolatedScriptExecutor.ts

@@ -0,0 +1,247 @@
+import * as vm from 'vm';
+import { sqlExecutor } from './SqlExecutor';
+import { aqlExecutor } from './AqlExecutor';
+import { ScriptQuery, EndpointParameter, LogEntry, QueryExecution, IsolatedExecutionResult } from '../types';
+import { databasePoolManager } from './DatabasePoolManager';
+
+interface IsolatedScriptContext {
+  databaseId: string;
+  scriptQueries: ScriptQuery[];
+  requestParams: Record<string, any>;
+  endpointParameters: EndpointParameter[];
+}
+
+export class IsolatedScriptExecutor {
+  private readonly TIMEOUT_MS = 600000; // 10 minutes
+
+  async execute(code: string, context: IsolatedScriptContext): Promise<IsolatedExecutionResult> {
+    const logs: LogEntry[] = [];
+    const queries: QueryExecution[] = [];
+
+    // Build captured console proxy
+    const capturedConsole = {
+      log: (...args: any[]) => {
+        logs.push({ type: 'log', message: args.map(a => this.stringify(a)).join(' '), timestamp: Date.now() });
+      },
+      error: (...args: any[]) => {
+        logs.push({ type: 'error', message: args.map(a => this.stringify(a)).join(' '), timestamp: Date.now() });
+      },
+      warn: (...args: any[]) => {
+        logs.push({ type: 'warn', message: args.map(a => this.stringify(a)).join(' '), timestamp: Date.now() });
+      },
+      info: (...args: any[]) => {
+        logs.push({ type: 'info', message: args.map(a => this.stringify(a)).join(' '), timestamp: Date.now() });
+      },
+    };
+
+    // Build execQuery function with tracking
+    const execQuery = async (queryName: string, additionalParams: Record<string, any> = {}) => {
+      const startTime = Date.now();
+      const query = context.scriptQueries.find(q => q.name === queryName);
+
+      if (!query) {
+        const entry: QueryExecution = {
+          name: queryName,
+          executionTime: Date.now() - startTime,
+          success: false,
+          error: `Query '${queryName}' not found`,
+        };
+        queries.push(entry);
+        throw new Error(`Query '${queryName}' not found`);
+      }
+
+      const allParams = { ...context.requestParams, ...additionalParams };
+      const dbId = (query as any).database_id || context.databaseId;
+
+      if (!dbId) {
+        const errMsg = `Database ID not found for query '${queryName}'. Please specify database_id in the Script Queries configuration.`;
+        queries.push({ name: queryName, executionTime: Date.now() - startTime, success: false, error: errMsg });
+        throw new Error(errMsg);
+      }
+
+      const dbConfig = await databasePoolManager.getDatabaseConfig(dbId);
+      if (!dbConfig) {
+        const errMsg = `Database configuration not found for ID: ${dbId}`;
+        queries.push({ name: queryName, executionTime: Date.now() - startTime, success: false, error: errMsg });
+        throw new Error(errMsg);
+      }
+
+      if (dbConfig.type === 'aql') {
+        try {
+          const result = await aqlExecutor.executeAqlQuery(dbId, {
+            method: query.aql_method || 'GET',
+            endpoint: query.aql_endpoint || '',
+            body: query.aql_body || '',
+            queryParams: query.aql_query_params || {},
+            parameters: allParams,
+          });
+
+          queries.push({
+            name: queryName,
+            executionTime: Date.now() - startTime,
+            rowCount: result.rowCount,
+            success: true,
+          });
+
+          return {
+            success: true,
+            data: result.rows,
+            rowCount: result.rowCount,
+            executionTime: result.executionTime,
+          };
+        } catch (error: any) {
+          queries.push({
+            name: queryName,
+            executionTime: Date.now() - startTime,
+            success: false,
+            error: error.message,
+          });
+          return { success: false, error: error.message, data: [], rowCount: 0 };
+        }
+      } else {
+        if (!query.sql) {
+          const errMsg = `SQL query is required for database '${dbConfig.name}' (type: ${dbConfig.type})`;
+          queries.push({ name: queryName, executionTime: Date.now() - startTime, success: false, error: errMsg });
+          throw new Error(errMsg);
+        }
+
+        try {
+          let processedQuery = query.sql;
+          const paramValues: any[] = [];
+          const paramMatches = query.sql.match(/\$\w+/g) || [];
+          const uniqueParams = [...new Set(paramMatches.map(p => p.substring(1)))];
+
+          uniqueParams.forEach((paramName, index) => {
+            const regex = new RegExp(`\\$${paramName}\\b`, 'g');
+            processedQuery = processedQuery.replace(regex, `$${index + 1}`);
+            const value = allParams[paramName];
+            paramValues.push(value !== undefined ? value : null);
+          });
+
+          const result = await sqlExecutor.executeQuery(dbId, processedQuery, paramValues);
+
+          queries.push({
+            name: queryName,
+            sql: query.sql,
+            executionTime: Date.now() - startTime,
+            rowCount: result.rowCount,
+            success: true,
+          });
+
+          return {
+            success: true,
+            data: result.rows,
+            rowCount: result.rowCount,
+            executionTime: result.executionTime,
+          };
+        } catch (error: any) {
+          queries.push({
+            name: queryName,
+            sql: query.sql,
+            executionTime: Date.now() - startTime,
+            success: false,
+            error: error.message,
+          });
+          return { success: false, error: error.message, data: [], rowCount: 0 };
+        }
+      }
+    };
+
+    // Create sandbox with null-prototype base
+    const sandbox = Object.create(null);
+    sandbox.params = context.requestParams;
+    sandbox.console = capturedConsole;
+    sandbox.execQuery = execQuery;
+
+    // Safe globals
+    sandbox.JSON = JSON;
+    sandbox.Date = Date;
+    sandbox.Math = Math;
+    sandbox.parseInt = parseInt;
+    sandbox.parseFloat = parseFloat;
+    sandbox.Array = Array;
+    sandbox.Object = Object;
+    sandbox.String = String;
+    sandbox.Number = Number;
+    sandbox.Boolean = Boolean;
+    sandbox.RegExp = RegExp;
+    sandbox.Map = Map;
+    sandbox.Set = Set;
+    sandbox.Promise = Promise;
+    sandbox.Error = Error;
+    sandbox.TypeError = TypeError;
+    sandbox.RangeError = RangeError;
+    sandbox.SyntaxError = SyntaxError;
+    sandbox.isNaN = isNaN;
+    sandbox.isFinite = isFinite;
+    sandbox.undefined = undefined;
+    sandbox.NaN = NaN;
+    sandbox.Infinity = Infinity;
+    sandbox.encodeURIComponent = encodeURIComponent;
+    sandbox.decodeURIComponent = decodeURIComponent;
+    sandbox.encodeURI = encodeURI;
+    sandbox.decodeURI = decodeURI;
+
+    // Capped setTimeout/clearTimeout
+    const timerIds = new Set<ReturnType<typeof setTimeout>>();
+    sandbox.setTimeout = (fn: Function, ms: number, ...args: any[]) => {
+      const cappedMs = Math.min(ms || 0, 30000);
+      const id = setTimeout(() => {
+        timerIds.delete(id);
+        fn(...args);
+      }, cappedMs);
+      timerIds.add(id);
+      return id;
+    };
+    sandbox.clearTimeout = (id: ReturnType<typeof setTimeout>) => {
+      timerIds.delete(id);
+      clearTimeout(id);
+    };
+
+    const vmContext = vm.createContext(sandbox);
+
+    // Wrap user code in async IIFE
+    const wrappedCode = `(async function() { ${code} })()`;
+
+    try {
+      const script = new vm.Script(wrappedCode, { filename: 'user-script.js' });
+      const resultPromise = script.runInContext(vmContext);
+
+      // Race against timeout
+      const timeoutPromise = new Promise((_, reject) => {
+        setTimeout(() => reject(new Error('Script execution timeout (10min)')), this.TIMEOUT_MS);
+      });
+
+      const result = await Promise.race([resultPromise, timeoutPromise]);
+
+      // Clean up timers
+      for (const id of timerIds) {
+        clearTimeout(id);
+      }
+      timerIds.clear();
+
+      return { result, logs, queries };
+    } catch (error: any) {
+      // Clean up timers
+      for (const id of timerIds) {
+        clearTimeout(id);
+      }
+      timerIds.clear();
+
+      throw new Error(`JavaScript execution error: ${error.message}`);
+    }
+  }
+
+  private stringify(value: any): string {
+    if (value === null) return 'null';
+    if (value === undefined) return 'undefined';
+    if (typeof value === 'string') return value;
+    try {
+      return JSON.stringify(value);
+    } catch {
+      return String(value);
+    }
+  }
+}
+
+export const isolatedScriptExecutor = new IsolatedScriptExecutor();

backend/src/services/ScriptExecutor.ts

@@ -1,8 +1,9 @@
 import { spawn } from 'child_process';
 import { sqlExecutor } from './SqlExecutor';
 import { aqlExecutor } from './AqlExecutor';
-import { ScriptQuery, EndpointParameter } from '../types';
+import { ScriptQuery, EndpointParameter, LogEntry, QueryExecution, IsolatedExecutionResult } from '../types';
 import { databasePoolManager } from './DatabasePoolManager';
+import { isolatedScriptExecutor } from './IsolatedScriptExecutor';
 
 interface ScriptContext {
   databaseId: string;
@@ -13,122 +14,19 @@ interface ScriptContext {
 
 export class ScriptExecutor {
   /**
-   * Выполняет JavaScript скрипт
+   * Выполняет JavaScript скрипт через изолированный VM контекст
    */
-  async executeJavaScript(code: string, context: ScriptContext): Promise<any> {
+  async executeJavaScript(code: string, context: ScriptContext): Promise<IsolatedExecutionResult> {
-    try {
+    return isolatedScriptExecutor.execute(code, context);
-      // Создаем функцию execQuery, доступную в скрипте
-      const execQuery = async (queryName: string, additionalParams: Record<string, any> = {}) => {
-        const query = context.scriptQueries.find(q => q.name === queryName);
-        if (!query) {
-          throw new Error(`Query '${queryName}' not found`);
-        }
-
-        const allParams = { ...context.requestParams, ...additionalParams };
-        const dbId = (query as any).database_id || context.databaseId;
-
-        if (!dbId) {
-          throw new Error(`Database ID not found for query '${queryName}'. Query database_id: ${(query as any).database_id}, Context databaseId: ${context.databaseId}. Please specify database_id in the Script Queries configuration for query '${queryName}'.`);
-        }
-
-        // Получаем конфигурацию базы данных для определения типа
-        const dbConfig = await databasePoolManager.getDatabaseConfig(dbId);
-        if (!dbConfig) {
-          throw new Error(`Database configuration not found for ID: ${dbId}`);
-        }
-
-        // Проверяем тип базы данных и выполняем соответствующий запрос
-        if (dbConfig.type === 'aql') {
-          // AQL запрос
-          try {
-            const result = await aqlExecutor.executeAqlQuery(dbId, {
-              method: query.aql_method || 'GET',
-              endpoint: query.aql_endpoint || '',
-              body: query.aql_body || '',
-              queryParams: query.aql_query_params || {},
-              parameters: allParams,
-            });
-
-            return {
-              success: true,
-              data: result.rows,
-              rowCount: result.rowCount,
-              executionTime: result.executionTime,
-            };
-          } catch (error: any) {
-            // Возвращаем ошибку как объект, а не бросаем исключение
-            return {
-              success: false,
-              error: error.message,
-              data: [],
-              rowCount: 0,
-            };
-          }
-        } else {
-          // SQL запрос
-          if (!query.sql) {
-            throw new Error(`SQL query is required for database '${dbConfig.name}' (type: ${dbConfig.type})`);
-          }
-
-          try {
-            let processedQuery = query.sql;
-            const paramValues: any[] = [];
-            const paramMatches = query.sql.match(/\$\w+/g) || [];
-            const uniqueParams = [...new Set(paramMatches.map(p => p.substring(1)))];
-
-            uniqueParams.forEach((paramName, index) => {
-              const regex = new RegExp(`\\$${paramName}\\b`, 'g');
-              processedQuery = processedQuery.replace(regex, `$${index + 1}`);
-              const value = allParams[paramName];
-              paramValues.push(value !== undefined ? value : null);
-            });
-
-            const result = await sqlExecutor.executeQuery(dbId, processedQuery, paramValues);
-
-            console.log(`[execQuery ${queryName}] success, rowCount:`, result.rowCount);
-            return {
-              success: true,
-              data: result.rows,
-              rowCount: result.rowCount,
-              executionTime: result.executionTime,
-            };
-          } catch (error: any) {
-            // Возвращаем ошибку как объект, а не бросаем исключение
-            return {
-              success: false,
-              error: error.message,
-              data: [],
-              rowCount: 0,
-            };
-          }
-        }
-      };
-
-      // Создаем асинхронную функцию из кода пользователя
-      const AsyncFunction = Object.getPrototypeOf(async function(){}).constructor;
-      const userFunction = new AsyncFunction('params', 'execQuery', code);
-
-      // Устанавливаем таймаут (10 минут)
-      const timeoutPromise = new Promise((_, reject) => {
-        setTimeout(() => reject(new Error('Script execution timeout (10min)')), 600000);
-      });
-
-      // Выполняем скрипт с таймаутом
-      const result = await Promise.race([
-        userFunction(context.requestParams, execQuery),
-        timeoutPromise
-      ]);
-
-      return result;
-    } catch (error: any) {
-      throw new Error(`JavaScript execution error: ${error.message}`);
-    }
   }
 
   /**
    * Выполняет Python скрипт в отдельном процессе
    */
-  async executePython(code: string, context: ScriptContext): Promise<any> {
+  async executePython(code: string, context: ScriptContext): Promise<IsolatedExecutionResult> {
+    const logs: LogEntry[] = [];
+    const queries: QueryExecution[] = [];
+
     return new Promise((resolve, reject) => {
       // Сериализуем параметры в JSON строку
       const paramsJson = JSON.stringify(context.requestParams);
@@ -179,7 +77,6 @@ print(json.dumps(result))
       const python = spawn(pythonCommand, ['-c', wrapperCode]);
       let output = '';
       let errorOutput = '';
-      let queryRequests: any[] = [];
 
       python.stdout.on('data', (data) => {
         output += data.toString();
@@ -192,12 +89,19 @@ print(json.dumps(result))
         // Проверяем на запросы к БД
         const requestMatches = text.matchAll(/__QUERY_REQUEST__(.*?)__END_REQUEST__/g);
         for (const match of requestMatches) {
+          const queryStartTime = Date.now();
           try {
             const request = JSON.parse(match[1]);
 
             // Выполняем запрос
             const query = context.scriptQueries.find(q => q.name === request.query_name);
             if (!query) {
+              queries.push({
+                name: request.query_name,
+                executionTime: Date.now() - queryStartTime,
+                success: false,
+                error: `Query '${request.query_name}' not found`,
+              });
               python.stdin.write(JSON.stringify({ error: `Query '${request.query_name}' not found` }) + '\n');
               continue;
             }
@@ -206,18 +110,18 @@ print(json.dumps(result))
             const dbId = (query as any).database_id || context.databaseId;
 
             if (!dbId) {
-              python.stdin.write(JSON.stringify({
+              const errMsg = `Database ID not found for query '${request.query_name}'.`;
-                error: `Database ID not found for query '${request.query_name}'. Query database_id: ${(query as any).database_id}, Context databaseId: ${context.databaseId}. Please specify database_id in the Script Queries configuration for query '${request.query_name}'.`
+              queries.push({ name: request.query_name, executionTime: Date.now() - queryStartTime, success: false, error: errMsg });
-              }) + '\n');
+              python.stdin.write(JSON.stringify({ error: errMsg }) + '\n');
               continue;
             }
 
             // Получаем конфигурацию базы данных для определения типа
             const dbConfig = await databasePoolManager.getDatabaseConfig(dbId);
             if (!dbConfig) {
-              python.stdin.write(JSON.stringify({
+              const errMsg = `Database configuration not found for ID: ${dbId}`;
-                error: `Database configuration not found for ID: ${dbId}`
+              queries.push({ name: request.query_name, executionTime: Date.now() - queryStartTime, success: false, error: errMsg });
-              }) + '\n');
+              python.stdin.write(JSON.stringify({ error: errMsg }) + '\n');
               continue;
             }
 
@@ -233,6 +137,13 @@ print(json.dumps(result))
                   parameters: allParams,
                 });
 
+                queries.push({
+                  name: request.query_name,
+                  executionTime: Date.now() - queryStartTime,
+                  rowCount: result.rowCount,
+                  success: true,
+                });
+
                 python.stdin.write(JSON.stringify({
                   success: true,
                   data: result.rows,
@@ -240,7 +151,12 @@ print(json.dumps(result))
                   executionTime: result.executionTime,
                 }) + '\n');
               } catch (error: any) {
-                // Отправляем ошибку как объект, а не через поле error
+                queries.push({
+                  name: request.query_name,
+                  executionTime: Date.now() - queryStartTime,
+                  success: false,
+                  error: error.message,
+                });
                 python.stdin.write(JSON.stringify({
                   success: false,
                   error: error.message,
@@ -251,9 +167,11 @@ print(json.dumps(result))
             } else {
               // SQL запрос
               if (!query.sql) {
+                const errMsg = `SQL query is required for database '${dbConfig.name}' (type: ${dbConfig.type})`;
+                queries.push({ name: request.query_name, sql: query.sql, executionTime: Date.now() - queryStartTime, success: false, error: errMsg });
                 python.stdin.write(JSON.stringify({
                   success: false,
-                  error: `SQL query is required for database '${dbConfig.name}' (type: ${dbConfig.type})`,
+                  error: errMsg,
                   data: [],
                   rowCount: 0,
                 }) + '\n');
@@ -280,6 +198,14 @@ print(json.dumps(result))
                   paramValues
                 );
 
+                queries.push({
+                  name: request.query_name,
+                  sql: query.sql,
+                  executionTime: Date.now() - queryStartTime,
+                  rowCount: result.rowCount,
+                  success: true,
+                });
+
                 python.stdin.write(JSON.stringify({
                   success: true,
                   data: result.rows,
@@ -287,6 +213,13 @@ print(json.dumps(result))
                   executionTime: result.executionTime,
                 }) + '\n');
               } catch (error: any) {
+                queries.push({
+                  name: request.query_name,
+                  sql: query.sql,
+                  executionTime: Date.now() - queryStartTime,
+                  success: false,
+                  error: error.message,
+                });
                 python.stdin.write(JSON.stringify({
                   success: false,
                   error: error.message,
@@ -296,6 +229,12 @@ print(json.dumps(result))
               }
             }
           } catch (error: any) {
+            queries.push({
+              name: 'unknown',
+              executionTime: Date.now() - queryStartTime,
+              success: false,
+              error: error.message,
+            });
             python.stdin.write(JSON.stringify({
               success: false,
               error: error.message,
@@ -304,18 +243,38 @@ print(json.dumps(result))
             }) + '\n');
           }
         }
+
+        // Capture non-query stderr output as log entries
+        const nonQueryLines = text.replace(/__QUERY_REQUEST__.*?__END_REQUEST__/g, '').trim();
+        if (nonQueryLines) {
+          nonQueryLines.split('\n').forEach((line: string) => {
+            const trimmed = line.trim();
+            if (trimmed) {
+              logs.push({ type: 'log', message: trimmed, timestamp: Date.now() });
+            }
+          });
+        }
       });
 
-      python.on('close', (code) => {
+      python.on('close', (exitCode) => {
-        if (code !== 0) {
+        if (exitCode !== 0) {
           reject(new Error(`Python execution error: ${errorOutput}`));
         } else {
           try {
-            // Последняя строка вывода - результат
+            // Последняя строка вывода - результат, остальные - логи
             const lines = output.trim().split('\n');
             const resultLine = lines[lines.length - 1];
+
+            // Capture print() output lines (everything except the last JSON result)
+            for (let i = 0; i < lines.length - 1; i++) {
+              const trimmed = lines[i].trim();
+              if (trimmed) {
+                logs.push({ type: 'log', message: trimmed, timestamp: Date.now() });
+              }
+            }
+
             const result = JSON.parse(resultLine);
-            resolve(result);
+            resolve({ result, logs, queries });
           } catch (error) {
             reject(new Error(`Failed to parse Python output: ${output}`));
           }
@@ -337,7 +296,7 @@ print(json.dumps(result))
     language: 'javascript' | 'python',
     code: string,
     context: ScriptContext
-  ): Promise<any> {
+  ): Promise<IsolatedExecutionResult> {
     if (language === 'javascript') {
       return this.executeJavaScript(code, context);
     } else if (language === 'python') {

backend/src/services/endpointCrypto.ts

@@ -0,0 +1,35 @@
+import crypto from 'crypto';
+
+const ENCRYPTION_KEY = 'kis-api-builder-endpoint-key-32b'; // exactly 32 bytes for AES-256
+const ALGORITHM = 'aes-256-gcm';
+
+export function encryptEndpointData(data: object): Buffer {
+  const json = JSON.stringify(data);
+  const iv = crypto.randomBytes(16);
+  const cipher = crypto.createCipheriv(ALGORITHM, Buffer.from(ENCRYPTION_KEY, 'utf-8'), iv);
+
+  const encrypted = Buffer.concat([
+    cipher.update(json, 'utf8'),
+    cipher.final(),
+  ]);
+  const authTag = cipher.getAuthTag();
+
+  // Format: [16 bytes IV][16 bytes authTag][...encrypted data]
+  return Buffer.concat([iv, authTag, encrypted]);
+}
+
+export function decryptEndpointData(buffer: Buffer): object {
+  const iv = buffer.subarray(0, 16);
+  const authTag = buffer.subarray(16, 32);
+  const encrypted = buffer.subarray(32);
+
+  const decipher = crypto.createDecipheriv(ALGORITHM, Buffer.from(ENCRYPTION_KEY, 'utf-8'), iv);
+  decipher.setAuthTag(authTag);
+
+  const decrypted = Buffer.concat([
+    decipher.update(encrypted),
+    decipher.final(),
+  ]);
+
+  return JSON.parse(decrypted.toString('utf8'));
+}

backend/src/types/index.ts

@@ -101,6 +101,27 @@ export interface QueryResult {
   executionTime: number;
 }
 
+export interface LogEntry {
+  type: 'log' | 'error' | 'warn' | 'info';
+  message: string;
+  timestamp: number;
+}
+
+export interface QueryExecution {
+  name: string;
+  sql?: string;
+  executionTime: number;
+  rowCount?: number;
+  success: boolean;
+  error?: string;
+}
+
+export interface IsolatedExecutionResult {
+  result: any;
+  logs: LogEntry[];
+  queries: QueryExecution[];
+}
+
 export interface SwaggerEndpoint {
   tags: string[];
   summary: string;
@@ -109,3 +130,38 @@ export interface SwaggerEndpoint {
   responses: any;
   security?: any[];
 }
+
+export interface ExportedScriptQuery {
+  name: string;
+  sql?: string;
+  database_name?: string;
+  database_type?: string;
+  aql_method?: string;
+  aql_endpoint?: string;
+  aql_body?: string;
+  aql_query_params?: Record<string, string>;
+}
+
+export interface ExportedEndpoint {
+  _format: 'kabe_v1';
+  name: string;
+  description: string;
+  method: 'GET' | 'POST' | 'PUT' | 'DELETE' | 'PATCH';
+  path: string;
+  execution_type: 'sql' | 'script' | 'aql';
+  database_name: string | null;
+  database_type: string | null;
+  sql_query: string;
+  parameters: EndpointParameter[];
+  script_language: string | null;
+  script_code: string | null;
+  script_queries: ExportedScriptQuery[];
+  aql_method: string | null;
+  aql_endpoint: string | null;
+  aql_body: string | null;
+  aql_query_params: Record<string, string> | null;
+  is_public: boolean;
+  enable_logging: boolean;
+  detailed_response: boolean;
+  folder_name: string | null;
+}

docker-compose.external-db.yml

@@ -13,8 +13,11 @@ services:
     build:
       context: .
       dockerfile: Dockerfile
+    image: kis-api-builder:latest
     container_name: kis-api-builder-app
     restart: unless-stopped
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
     ports:
       - "${APP_PORT:-3000}:3000"
     environment:

frontend/package-lock.json

@@ -8,9 +8,11 @@
       "name": "kis-api-builder-frontend",
       "version": "1.0.0",
       "dependencies": {
+        "@dagrejs/dagre": "^1.1.8",
         "@hookform/resolvers": "^3.3.3",
         "@monaco-editor/react": "^4.6.0",
         "@tanstack/react-query": "^5.14.2",
+        "@xyflow/react": "^12.10.0",
         "axios": "^1.6.2",
         "clsx": "^2.0.0",
         "cmdk": "^0.2.0",
@@ -369,6 +371,24 @@
         "node": ">=6.9.0"
       }
     },
+    "node_modules/@dagrejs/dagre": {
+      "version": "1.1.8",
+      "resolved": "https://registry.npmjs.org/@dagrejs/dagre/-/dagre-1.1.8.tgz",
+      "integrity": "sha512-5SEDlndt4W/LaVzPYJW+bSmSEZc9EzTf8rJ20WCKvjS5EAZAN0b+x0Yww7VMT4R3Wootkg+X9bUfUxazYw6Blw==",
+      "license": "MIT",
+      "dependencies": {
+        "@dagrejs/graphlib": "2.2.4"
+      }
+    },
+    "node_modules/@dagrejs/graphlib": {
+      "version": "2.2.4",
+      "resolved": "https://registry.npmjs.org/@dagrejs/graphlib/-/graphlib-2.2.4.tgz",
+      "integrity": "sha512-mepCf/e9+SKYy1d02/UkvSy6+6MoyXhVxP8lLDfA7BPE1X1d4dR0sZznmbM8/XVJ1GPM+Svnx7Xj6ZweByWUkw==",
+      "license": "MIT",
+      "engines": {
+        "node": ">17.0.0"
+      }
+    },
     "node_modules/@emotion/is-prop-valid": {
       "version": "0.8.8",
       "resolved": "https://registry.npmjs.org/@emotion/is-prop-valid/-/is-prop-valid-0.8.8.tgz",
@@ -1724,6 +1744,55 @@
         "@babel/types": "^7.28.2"
       }
     },
+    "node_modules/@types/d3-color": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/@types/d3-color/-/d3-color-3.1.3.tgz",
+      "integrity": "sha512-iO90scth9WAbmgv7ogoq57O9YpKmFBbmoEoCHDB2xMBY0+/KVrqAaCDyCE16dUspeOvIxFFRI+0sEtqDqy2b4A==",
+      "license": "MIT"
+    },
+    "node_modules/@types/d3-drag": {
+      "version": "3.0.7",
+      "resolved": "https://registry.npmjs.org/@types/d3-drag/-/d3-drag-3.0.7.tgz",
+      "integrity": "sha512-HE3jVKlzU9AaMazNufooRJ5ZpWmLIoc90A37WU2JMmeq28w1FQqCZswHZ3xR+SuxYftzHq6WU6KJHvqxKzTxxQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/d3-selection": "*"
+      }
+    },
+    "node_modules/@types/d3-interpolate": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/@types/d3-interpolate/-/d3-interpolate-3.0.4.tgz",
+      "integrity": "sha512-mgLPETlrpVV1YRJIglr4Ez47g7Yxjl1lj7YKsiMCb27VJH9W8NVM6Bb9d8kkpG/uAQS5AmbA48q2IAolKKo1MA==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/d3-color": "*"
+      }
+    },
+    "node_modules/@types/d3-selection": {
+      "version": "3.0.11",
+      "resolved": "https://registry.npmjs.org/@types/d3-selection/-/d3-selection-3.0.11.tgz",
+      "integrity": "sha512-bhAXu23DJWsrI45xafYpkQ4NtcKMwWnAC/vKrd2l+nxMFuvOT3XMYTIj2opv8vq8AO5Yh7Qac/nSeP/3zjTK0w==",
+      "license": "MIT"
+    },
+    "node_modules/@types/d3-transition": {
+      "version": "3.0.9",
+      "resolved": "https://registry.npmjs.org/@types/d3-transition/-/d3-transition-3.0.9.tgz",
+      "integrity": "sha512-uZS5shfxzO3rGlu0cC3bjmMFKsXv+SmZZcgp0KD22ts4uGXp5EVYGzu/0YdwZeKmddhcAccYtREJKkPfXkZuCg==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/d3-selection": "*"
+      }
+    },
+    "node_modules/@types/d3-zoom": {
+      "version": "3.0.8",
+      "resolved": "https://registry.npmjs.org/@types/d3-zoom/-/d3-zoom-3.0.8.tgz",
+      "integrity": "sha512-iqMC4/YlFCSlO8+2Ii1GGGliCAY4XdeG748w5vQUbevlbDu0zSjH/+jojorQVBK/se0j6DUFNPBGSqD3YWYnDw==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/d3-interpolate": "*",
+        "@types/d3-selection": "*"
+      }
+    },
     "node_modules/@types/estree": {
       "version": "1.0.8",
       "resolved": "https://registry.npmjs.org/@types/estree/-/estree-1.0.8.tgz",
@@ -2009,6 +2078,38 @@
         "vite": "^4.2.0 || ^5.0.0 || ^6.0.0 || ^7.0.0"
       }
     },
+    "node_modules/@xyflow/react": {
+      "version": "12.10.0",
+      "resolved": "https://registry.npmjs.org/@xyflow/react/-/react-12.10.0.tgz",
+      "integrity": "sha512-eOtz3whDMWrB4KWVatIBrKuxECHqip6PfA8fTpaS2RUGVpiEAe+nqDKsLqkViVWxDGreq0lWX71Xth/SPAzXiw==",
+      "license": "MIT",
+      "dependencies": {
+        "@xyflow/system": "0.0.74",
+        "classcat": "^5.0.3",
+        "zustand": "^4.4.0"
+      },
+      "peerDependencies": {
+        "react": ">=17",
+        "react-dom": ">=17"
+      }
+    },
+    "node_modules/@xyflow/system": {
+      "version": "0.0.74",
+      "resolved": "https://registry.npmjs.org/@xyflow/system/-/system-0.0.74.tgz",
+      "integrity": "sha512-7v7B/PkiVrkdZzSbL+inGAo6tkR/WQHHG0/jhSvLQToCsfa8YubOGmBYd1s08tpKpihdHDZFwzQZeR69QSBb4Q==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/d3-drag": "^3.0.7",
+        "@types/d3-interpolate": "^3.0.4",
+        "@types/d3-selection": "^3.0.10",
+        "@types/d3-transition": "^3.0.8",
+        "@types/d3-zoom": "^3.0.8",
+        "d3-drag": "^3.0.0",
+        "d3-interpolate": "^3.0.1",
+        "d3-selection": "^3.0.0",
+        "d3-zoom": "^3.0.0"
+      }
+    },
     "node_modules/acorn": {
       "version": "8.15.0",
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.15.0.tgz",
@@ -2383,6 +2484,12 @@
         "node": ">= 6"
       }
     },
+    "node_modules/classcat": {
+      "version": "5.0.5",
+      "resolved": "https://registry.npmjs.org/classcat/-/classcat-5.0.5.tgz",
+      "integrity": "sha512-JhZUT7JFcQy/EzW605k/ktHtncoo9vnyW/2GspNYwFlN1C/WmjuV/xtS04e9SOkL2sTdw0VAZ2UGCcQ9lR6p6w==",
+      "license": "MIT"
+    },
     "node_modules/clsx": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/clsx/-/clsx-2.1.1.tgz",
@@ -2495,6 +2602,111 @@
       "integrity": "sha512-M1uQkMl8rQK/szD0LNhtqxIPLpimGm8sOBwU7lLnCpSbTyY3yeU1Vc7l4KT5zT4s/yOxHH5O7tIuuLOCnLADRw==",
       "license": "MIT"
     },
+    "node_modules/d3-color": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/d3-color/-/d3-color-3.1.0.tgz",
+      "integrity": "sha512-zg/chbXyeBtMQ1LbD/WSoW2DpC3I0mpmPdW+ynRTj/x2DAWYrIY7qeZIHidozwV24m4iavr15lNwIwLxRmOxhA==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/d3-dispatch": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-dispatch/-/d3-dispatch-3.0.1.tgz",
+      "integrity": "sha512-rzUyPU/S7rwUflMyLc1ETDeBj0NRuHKKAcvukozwhshr6g6c5d8zh4c2gQjY2bZ0dXeGLWc1PF174P2tVvKhfg==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/d3-drag": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-drag/-/d3-drag-3.0.0.tgz",
+      "integrity": "sha512-pWbUJLdETVA8lQNJecMxoXfH6x+mO2UQo8rSmZ+QqxcbyA3hfeprFgIT//HW2nlHChWeIIMwS2Fq+gEARkhTkg==",
+      "license": "ISC",
+      "dependencies": {
+        "d3-dispatch": "1 - 3",
+        "d3-selection": "3"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/d3-ease": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-ease/-/d3-ease-3.0.1.tgz",
+      "integrity": "sha512-wR/XK3D3XcLIZwpbvQwQ5fK+8Ykds1ip7A2Txe0yxncXSdq1L9skcG7blcedkOX+ZcgxGAmLX1FrRGbADwzi0w==",
+      "license": "BSD-3-Clause",
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/d3-interpolate": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-interpolate/-/d3-interpolate-3.0.1.tgz",
+      "integrity": "sha512-3bYs1rOD33uo8aqJfKP3JWPAibgw8Zm2+L9vBKEHJ2Rg+viTR7o5Mmv5mZcieN+FRYaAOWX5SJATX6k1PWz72g==",
+      "license": "ISC",
+      "dependencies": {
+        "d3-color": "1 - 3"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/d3-selection": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-selection/-/d3-selection-3.0.0.tgz",
+      "integrity": "sha512-fmTRWbNMmsmWq6xJV8D19U/gw/bwrHfNXxrIN+HfZgnzqTHp9jOmKMhsTUjXOJnZOdZY9Q28y4yebKzqDKlxlQ==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/d3-timer": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-timer/-/d3-timer-3.0.1.tgz",
+      "integrity": "sha512-ndfJ/JxxMd3nw31uyKoY2naivF+r29V+Lc0svZxe1JvvIRmi8hUsrMvdOwgS1o6uBHmiz91geQ0ylPP0aj1VUA==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/d3-transition": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-transition/-/d3-transition-3.0.1.tgz",
+      "integrity": "sha512-ApKvfjsSR6tg06xrL434C0WydLr7JewBB3V+/39RMHsaXTOG0zmt/OAXeng5M5LBm0ojmxJrpomQVZ1aPvBL4w==",
+      "license": "ISC",
+      "dependencies": {
+        "d3-color": "1 - 3",
+        "d3-dispatch": "1 - 3",
+        "d3-ease": "1 - 3",
+        "d3-interpolate": "1 - 3",
+        "d3-timer": "1 - 3"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "peerDependencies": {
+        "d3-selection": "2 - 3"
+      }
+    },
+    "node_modules/d3-zoom": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-zoom/-/d3-zoom-3.0.0.tgz",
+      "integrity": "sha512-b8AmV3kfQaqWAuacbPuNbL6vahnOJflOhexLzMMNLga62+/nh0JzvJ0aO/5a5MVgUFGS7Hu1P9P03o3fJkDCyw==",
+      "license": "ISC",
+      "dependencies": {
+        "d3-dispatch": "1 - 3",
+        "d3-drag": "2 - 3",
+        "d3-interpolate": "1 - 3",
+        "d3-selection": "2 - 3",
+        "d3-transition": "2 - 3"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
     "node_modules/date-fns": {
       "version": "3.6.0",
       "resolved": "https://registry.npmjs.org/date-fns/-/date-fns-3.6.0.tgz",

frontend/package.json

@@ -14,9 +14,11 @@
     "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 0"
   },
   "dependencies": {
+    "@dagrejs/dagre": "^1.1.8",
     "@hookform/resolvers": "^3.3.3",
     "@monaco-editor/react": "^4.6.0",
     "@tanstack/react-query": "^5.14.2",
+    "@xyflow/react": "^12.10.0",
     "axios": "^1.6.2",
     "clsx": "^2.0.0",
     "cmdk": "^0.2.0",

frontend/src/App.tsx

@@ -13,6 +13,8 @@ import ApiKeys from '@/pages/ApiKeys';
 import Folders from '@/pages/Folders';
 import Logs from '@/pages/Logs';
 import Settings from '@/pages/Settings';
+import SqlInterface from '@/pages/SqlInterface';
+import DatabaseSchema from '@/pages/DatabaseSchema';
 
 const queryClient = new QueryClient({
   defaultOptions: {
@@ -75,6 +77,26 @@ function App() {
               </PrivateRoute>
             }
           />
+          <Route
+            path="/workbench"
+            element={
+              <PrivateRoute>
+                <Layout>
+                  <SqlInterface />
+                </Layout>
+              </PrivateRoute>
+            }
+          />
+          <Route
+            path="/schema"
+            element={
+              <PrivateRoute>
+                <Layout>
+                  <DatabaseSchema />
+                </Layout>
+              </PrivateRoute>
+            }
+          />
           <Route
             path="/endpoints"
             element={

frontend/src/components/EndpointModal.tsx

@@ -1,8 +1,8 @@
-import { useState } from 'react';
+import { useState, useEffect } from 'react';
 import { useMutation, useQueryClient, useQuery } from '@tanstack/react-query';
 import { endpointsApi, foldersApi } from '@/services/api';
-import { Endpoint, EndpointParameter } from '@/types';
+import { Endpoint, EndpointParameter, QueryTestResult, LogEntry, QueryExecution } from '@/types';
-import { Plus, Trash2, Play, Edit2, ChevronDown, ChevronUp } from 'lucide-react';
+import { Plus, Trash2, Play, Edit2, ChevronDown, ChevronUp, X, CheckCircle, XCircle, Clock } from 'lucide-react';
 import toast from 'react-hot-toast';
 import SqlEditor from '@/components/SqlEditor';
 import CodeEditor from '@/components/CodeEditor';
@@ -41,12 +41,16 @@ export default function EndpointModal({
     aql_endpoint: endpoint?.aql_endpoint || '',
     aql_body: endpoint?.aql_body || '',
     aql_query_params: endpoint?.aql_query_params || {},
+    // Response format
+    detailed_response: endpoint?.detailed_response || false,
   });
 
   const [editingQueryIndex, setEditingQueryIndex] = useState<number | null>(null);
   const [showScriptCodeEditor, setShowScriptCodeEditor] = useState(false);
   const [parametersExpanded, setParametersExpanded] = useState(true);
   const [queriesExpanded, setQueriesExpanded] = useState(true);
+  const [testResult, setTestResult] = useState<QueryTestResult | null>(null);
+  const [activeResultTab, setActiveResultTab] = useState<'data' | 'logs' | 'queries'>('data');
 
   // Определяем тип выбранной базы данных
   const selectedDatabase = databases.find(db => db.id === formData.database_id);
@@ -63,7 +67,39 @@ export default function EndpointModal({
     onError: () => toast.error('Не удалось сохранить эндпоинт'),
   });
 
-  const [testParams, setTestParams] = useState<any>({});
+  // Restore test params and result from localStorage
+  const storageKey = endpoint?.id ? `test_${endpoint.id}` : null;
+  const [testParams, setTestParams] = useState<any>(() => {
+    if (storageKey) {
+      try {
+        const saved = localStorage.getItem(storageKey);
+        if (saved) return JSON.parse(saved).testParams || {};
+      } catch {}
+    }
+    return {};
+  });
+
+  // Restore testResult from localStorage on mount
+  useEffect(() => {
+    if (storageKey) {
+      try {
+        const saved = localStorage.getItem(storageKey);
+        if (saved) {
+          const parsed = JSON.parse(saved);
+          if (parsed.testResult) setTestResult(parsed.testResult);
+        }
+      } catch {}
+    }
+  }, [storageKey]);
+
+  // Save testParams and testResult to localStorage
+  useEffect(() => {
+    if (storageKey) {
+      try {
+        localStorage.setItem(storageKey, JSON.stringify({ testParams, testResult }));
+      } catch {}
+    }
+  }, [storageKey, testParams, testResult]);
 
   const testMutation = useMutation({
     mutationFn: () => {
@@ -118,10 +154,20 @@ export default function EndpointModal({
       }
     },
     onSuccess: (response) => {
-      toast.success(`Запрос выполнен за ${response.data.executionTime}мс. Возвращено строк: ${response.data.rowCount}.`);
+      setTestResult(response.data);
+      setActiveResultTab('data');
     },
     onError: (error: any) => {
-      toast.error(error.response?.data?.error || 'Ошибка тестирования запроса');
+      const errorData = error.response?.data;
+      setTestResult({
+        success: false,
+        error: errorData?.error || error.message || 'Ошибка тестирования запроса',
+        detail: errorData?.detail,
+        hint: errorData?.hint,
+        logs: errorData?.logs || [],
+        queries: errorData?.queries || [],
+      });
+      setActiveResultTab('data');
     },
   });
 
@@ -592,7 +638,7 @@ export default function EndpointModal({
             </>
           )}
 
-          <div className="flex items-center gap-6">
+          <div className="flex flex-wrap items-center gap-6">
             <label className="flex items-center gap-2">
               <input
                 type="checkbox"
@@ -612,6 +658,16 @@ export default function EndpointModal({
               />
               <span className="text-sm text-gray-700">Логгировать запросы</span>
             </label>
+
+            <label className="flex items-center gap-2">
+              <input
+                type="checkbox"
+                checked={formData.detailed_response}
+                onChange={(e) => setFormData({ ...formData, detailed_response: e.target.checked })}
+                className="rounded"
+              />
+              <span className="text-sm text-gray-700">Детализировать ответ (rowCount, executionTime)</span>
+            </label>
           </div>
 
           {formData.parameters.length > 0 && (
@@ -677,6 +733,202 @@ export default function EndpointModal({
               {saveMutation.isPending ? 'Сохранение...' : 'Сохранить эндпоинт'}
             </button>
           </div>
+
+          {/* Test Results Panel */}
+          {testResult && (
+            <div className="border border-gray-200 rounded-lg mt-4">
+              {/* Status bar */}
+              <div className={`flex items-center justify-between px-4 py-2 rounded-t-lg ${testResult.success ? 'bg-green-50 border-b border-green-200' : 'bg-red-50 border-b border-red-200'}`}>
+                <div className="flex items-center gap-2">
+                  {testResult.success ? (
+                    <CheckCircle size={16} className="text-green-600" />
+                  ) : (
+                    <XCircle size={16} className="text-red-600" />
+                  )}
+                  <span className={`text-sm font-medium ${testResult.success ? 'text-green-700' : 'text-red-700'}`}>
+                    {testResult.success ? 'Успешно' : 'Ошибка'}
+                  </span>
+                  {testResult.executionTime !== undefined && (
+                    <span className="text-xs text-gray-500 flex items-center gap-1">
+                      <Clock size={12} /> {testResult.executionTime}мс
+                    </span>
+                  )}
+                  {testResult.rowCount !== undefined && (
+                    <span className="text-xs text-gray-500">
+                      | {testResult.rowCount} строк
+                    </span>
+                  )}
+                </div>
+                <button
+                  type="button"
+                  onClick={() => setTestResult(null)}
+                  className="p-1 hover:bg-gray-200 rounded"
+                >
+                  <X size={14} />
+                </button>
+              </div>
+
+              {/* Tabs */}
+              <div className="flex border-b border-gray-200">
+                <button
+                  type="button"
+                  onClick={() => setActiveResultTab('data')}
+                  className={`px-4 py-2 text-sm font-medium border-b-2 ${activeResultTab === 'data' ? 'border-primary-500 text-primary-600' : 'border-transparent text-gray-500 hover:text-gray-700'}`}
+                >
+                  Результат
+                </button>
+                <button
+                  type="button"
+                  onClick={() => setActiveResultTab('logs')}
+                  className={`px-4 py-2 text-sm font-medium border-b-2 ${activeResultTab === 'logs' ? 'border-primary-500 text-primary-600' : 'border-transparent text-gray-500 hover:text-gray-700'}`}
+                >
+                  Логи
+                  {testResult.logs && testResult.logs.length > 0 && (
+                    <span className="ml-1 px-1.5 py-0.5 bg-gray-200 text-gray-600 rounded-full text-xs">{testResult.logs.length}</span>
+                  )}
+                </button>
+                {formData.execution_type === 'script' && (
+                  <button
+                    type="button"
+                    onClick={() => setActiveResultTab('queries')}
+                    className={`px-4 py-2 text-sm font-medium border-b-2 ${activeResultTab === 'queries' ? 'border-primary-500 text-primary-600' : 'border-transparent text-gray-500 hover:text-gray-700'}`}
+                  >
+                    Запросы
+                    {testResult.queries && testResult.queries.length > 0 && (
+                      <span className="ml-1 px-1.5 py-0.5 bg-gray-200 text-gray-600 rounded-full text-xs">{testResult.queries.length}</span>
+                    )}
+                  </button>
+                )}
+              </div>
+
+              {/* Tab content */}
+              <div className="max-h-80 overflow-auto">
+                {activeResultTab === 'data' && (
+                  <div className="p-3">
+                    {!testResult.success ? (
+                      <div className="space-y-2">
+                        <div className="p-3 bg-red-50 border border-red-200 rounded text-sm text-red-700">
+                          <div className="font-medium">{testResult.error}</div>
+                          {testResult.detail && <div className="mt-1 text-xs">{testResult.detail}</div>}
+                          {testResult.hint && <div className="mt-1 text-xs text-red-600">Hint: {testResult.hint}</div>}
+                        </div>
+                      </div>
+                    ) : testResult.data !== undefined ? (
+                      (() => {
+                        // Normalize data to array for table rendering
+                        const dataArray = Array.isArray(testResult.data) ? testResult.data : [testResult.data];
+                        if (dataArray.length === 0) {
+                          return <p className="text-sm text-gray-500 text-center py-4">Нет данных</p>;
+                        }
+                        // Get columns from first row
+                        const firstRow = dataArray[0];
+                        if (typeof firstRow !== 'object' || firstRow === null) {
+                          return (
+                            <pre className="text-xs font-mono bg-gray-50 p-3 rounded whitespace-pre-wrap max-h-60 overflow-auto">
+                              {JSON.stringify(testResult.data, null, 2)}
+                            </pre>
+                          );
+                        }
+                        const columns = Object.keys(firstRow);
+                        return (
+                          <div className="overflow-x-auto">
+                            <table className="min-w-full text-xs">
+                              <thead>
+                                <tr className="bg-gray-50">
+                                  <th className="px-2 py-1.5 text-left font-medium text-gray-500 border-b">#</th>
+                                  {columns.map(col => (
+                                    <th key={col} className="px-2 py-1.5 text-left font-medium text-gray-500 border-b">{col}</th>
+                                  ))}
+                                </tr>
+                              </thead>
+                              <tbody>
+                                {dataArray.slice(0, 100).map((row: any, idx: number) => (
+                                  <tr key={idx} className={idx % 2 === 0 ? 'bg-white' : 'bg-gray-50'}>
+                                    <td className="px-2 py-1 text-gray-400 border-b">{idx + 1}</td>
+                                    {columns.map(col => (
+                                      <td key={col} className="px-2 py-1 border-b font-mono max-w-xs truncate" title={String(row[col] ?? '')}>
+                                        {row[col] === null ? <span className="text-gray-400 italic">null</span> : typeof row[col] === 'object' ? JSON.stringify(row[col]) : String(row[col])}
+                                      </td>
+                                    ))}
+                                  </tr>
+                                ))}
+                              </tbody>
+                            </table>
+                            {dataArray.length > 100 && (
+                              <p className="text-xs text-gray-500 text-center py-2">Показано 100 из {dataArray.length} строк</p>
+                            )}
+                          </div>
+                        );
+                      })()
+                    ) : (
+                      <p className="text-sm text-gray-500 text-center py-4">Нет данных</p>
+                    )}
+                  </div>
+                )}
+
+                {activeResultTab === 'logs' && (
+                  <div className="p-3 space-y-1">
+                    {testResult.processedQuery && (
+                      <div className="mb-3 p-2 bg-blue-50 border border-blue-200 rounded">
+                        <div className="text-xs font-medium text-blue-700 mb-1">Обработанный запрос:</div>
+                        <pre className="text-xs font-mono text-blue-800 whitespace-pre-wrap">{testResult.processedQuery}</pre>
+                      </div>
+                    )}
+                    {(!testResult.logs || testResult.logs.length === 0) ? (
+                      <p className="text-sm text-gray-500 text-center py-4">Нет логов</p>
+                    ) : (
+                      testResult.logs.map((log: LogEntry, idx: number) => (
+                        <div key={idx} className={`flex items-start gap-2 px-2 py-1 rounded text-xs font-mono ${
+                          log.type === 'error' ? 'bg-red-50 text-red-700' :
+                          log.type === 'warn' ? 'bg-yellow-50 text-yellow-700' :
+                          log.type === 'info' ? 'bg-blue-50 text-blue-700' :
+                          'bg-gray-50 text-gray-700'
+                        }`}>
+                          <span className="text-gray-400 shrink-0">{new Date(log.timestamp).toLocaleTimeString()}</span>
+                          <span className={`shrink-0 uppercase font-semibold ${
+                            log.type === 'error' ? 'text-red-500' :
+                            log.type === 'warn' ? 'text-yellow-500' :
+                            log.type === 'info' ? 'text-blue-500' :
+                            'text-gray-400'
+                          }`}>[{log.type}]</span>
+                          <span className="break-all">{log.message}</span>
+                        </div>
+                      ))
+                    )}
+                  </div>
+                )}
+
+                {activeResultTab === 'queries' && (
+                  <div className="p-3 space-y-2">
+                    {(!testResult.queries || testResult.queries.length === 0) ? (
+                      <p className="text-sm text-gray-500 text-center py-4">Нет запросов</p>
+                    ) : (
+                      testResult.queries.map((q: QueryExecution, idx: number) => (
+                        <div key={idx} className={`border rounded p-3 ${q.success ? 'border-green-200 bg-green-50' : 'border-red-200 bg-red-50'}`}>
+                          <div className="flex items-center justify-between mb-1">
+                            <div className="flex items-center gap-2">
+                              {q.success ? <CheckCircle size={14} className="text-green-600" /> : <XCircle size={14} className="text-red-600" />}
+                              <span className="text-sm font-medium text-gray-900">{q.name}</span>
+                            </div>
+                            <div className="flex items-center gap-3 text-xs text-gray-500">
+                              <span className="flex items-center gap-1"><Clock size={12} /> {q.executionTime}мс</span>
+                              {q.rowCount !== undefined && <span>{q.rowCount} строк</span>}
+                            </div>
+                          </div>
+                          {q.sql && (
+                            <pre className="text-xs font-mono text-gray-600 bg-white p-2 rounded mt-1 whitespace-pre-wrap max-h-20 overflow-auto">{q.sql}</pre>
+                          )}
+                          {q.error && (
+                            <div className="text-xs text-red-600 mt-1">{q.error}</div>
+                          )}
+                        </div>
+                      ))
+                    )}
+                  </div>
+                )}
+              </div>
+            </div>
+          )}
         </form>
       </div>
     </div>

frontend/src/components/ImportEndpointModal.tsx

@@ -0,0 +1,222 @@
+import { useState } from 'react';
+import { useMutation, useQueryClient } from '@tanstack/react-query';
+import { endpointsApi } from '@/services/api';
+import { ImportPreviewResponse } from '@/types';
+import { X, AlertTriangle, CheckCircle, Database, ArrowRight } from 'lucide-react';
+import toast from 'react-hot-toast';
+
+interface ImportEndpointModalProps {
+  preview: ImportPreviewResponse;
+  file: File;
+  onClose: () => void;
+}
+
+export default function ImportEndpointModal({ preview, file, onClose }: ImportEndpointModalProps) {
+  const queryClient = useQueryClient();
+
+  const [databaseMapping, setDatabaseMapping] = useState<Record<string, string>>(() => {
+    const initial: Record<string, string> = {};
+    preview.databases.forEach(db => {
+      if (db.found && db.local_id) {
+        initial[db.name] = db.local_id;
+      }
+    });
+    return initial;
+  });
+
+  const [overridePath, setOverridePath] = useState(preview.endpoint.path);
+  const [folderId] = useState<string | null>(
+    preview.folder?.found ? preview.folder.local_id : null
+  );
+
+  const importMutation = useMutation({
+    mutationFn: async () => {
+      const arrayBuffer = await file.arrayBuffer();
+      const bytes = new Uint8Array(arrayBuffer);
+      let binary = '';
+      for (let i = 0; i < bytes.length; i++) {
+        binary += String.fromCharCode(bytes[i]);
+      }
+      const base64 = btoa(binary);
+
+      return endpointsApi.importConfirm({
+        file_data: base64,
+        database_mapping: databaseMapping,
+        folder_id: folderId,
+        override_path: preview.path_exists ? overridePath : undefined,
+      });
+    },
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ['endpoints'] });
+      toast.success('Эндпоинт успешно импортирован');
+      onClose();
+    },
+    onError: (error: any) => {
+      toast.error(error.response?.data?.error || 'Ошибка импорта эндпоинта');
+    },
+  });
+
+  const allMapped = preview.databases.every(
+    db => db.found || databaseMapping[db.name]
+  );
+
+  const handleMappingChange = (sourceName: string, localId: string) => {
+    setDatabaseMapping(prev => ({ ...prev, [sourceName]: localId }));
+  };
+
+  const methodColor = (method: string) => {
+    switch (method) {
+      case 'GET': return 'bg-green-100 text-green-700';
+      case 'POST': return 'bg-blue-100 text-blue-700';
+      case 'PUT': return 'bg-yellow-100 text-yellow-700';
+      case 'DELETE': return 'bg-red-100 text-red-700';
+      default: return 'bg-gray-100 text-gray-700';
+    }
+  };
+
+  return (
+    <div className="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 p-4">
+      <div className="bg-white rounded-lg max-w-2xl w-full max-h-[90vh] overflow-y-auto shadow-xl">
+        {/* Header */}
+        <div className="flex items-center justify-between p-6 border-b border-gray-200">
+          <h2 className="text-2xl font-bold text-gray-900">Импорт эндпоинта</h2>
+          <button onClick={onClose} className="text-gray-400 hover:text-gray-600 transition-colors">
+            <X size={24} />
+          </button>
+        </div>
+
+        <div className="p-6 space-y-6">
+          {/* Endpoint Preview */}
+          <div className="bg-gray-50 rounded-lg p-4">
+            <h3 className="text-lg font-semibold text-gray-900 mb-3">Информация об эндпоинте</h3>
+            <div className="space-y-2 text-sm">
+              <div className="flex gap-2 items-center">
+                <span className="font-medium text-gray-700 w-32">Название:</span>
+                <span>{preview.endpoint.name}</span>
+              </div>
+              <div className="flex gap-2 items-center">
+                <span className="font-medium text-gray-700 w-32">Метод:</span>
+                <span className={`px-2 py-0.5 text-xs font-semibold rounded ${methodColor(preview.endpoint.method)}`}>
+                  {preview.endpoint.method}
+                </span>
+              </div>
+              <div className="flex gap-2 items-center">
+                <span className="font-medium text-gray-700 w-32">Путь:</span>
+                <code className="bg-gray-200 px-2 py-0.5 rounded">{preview.endpoint.path}</code>
+              </div>
+              <div className="flex gap-2 items-center">
+                <span className="font-medium text-gray-700 w-32">Тип:</span>
+                <span>{preview.endpoint.execution_type}</span>
+              </div>
+              {preview.endpoint.description && (
+                <div className="flex gap-2">
+                  <span className="font-medium text-gray-700 w-32 flex-shrink-0">Описание:</span>
+                  <span>{preview.endpoint.description}</span>
+                </div>
+              )}
+            </div>
+          </div>
+
+          {/* Path conflict */}
+          {preview.path_exists && (
+            <div className="bg-yellow-50 border border-yellow-200 rounded-lg p-4">
+              <div className="flex items-center gap-2 mb-2">
+                <AlertTriangle size={18} className="text-yellow-600" />
+                <span className="font-medium text-yellow-800">Путь уже существует</span>
+              </div>
+              <p className="text-sm text-yellow-700 mb-2">
+                Эндпоинт с путем <code className="bg-yellow-100 px-1 rounded">{preview.endpoint.path}</code> уже существует. Укажите другой путь:
+              </p>
+              <input
+                type="text"
+                value={overridePath}
+                onChange={(e) => setOverridePath(e.target.value)}
+                className="input w-full"
+              />
+            </div>
+          )}
+
+          {/* Database Mapping */}
+          {preview.databases.length > 0 && (
+            <div>
+              <h3 className="text-lg font-semibold text-gray-900 mb-3">Сопоставление баз данных</h3>
+              <div className="space-y-3">
+                {preview.databases.map((db) => (
+                  <div key={db.name} className="flex items-center gap-3 p-3 bg-gray-50 rounded-lg">
+                    <div className="flex items-center gap-2 flex-1 min-w-0">
+                      <Database size={16} className="text-gray-500 flex-shrink-0" />
+                      <div className="truncate">
+                        <span className="font-medium text-gray-900">{db.name}</span>
+                        <span className="text-xs text-gray-500 ml-1">({db.type})</span>
+                      </div>
+                    </div>
+                    <ArrowRight size={16} className="text-gray-400 flex-shrink-0" />
+                    <div className="flex-1">
+                      {db.found ? (
+                        <div className="flex items-center gap-1 text-green-700">
+                          <CheckCircle size={16} />
+                          <span className="text-sm">Найдена</span>
+                        </div>
+                      ) : (
+                        <select
+                          value={databaseMapping[db.name] || ''}
+                          onChange={(e) => handleMappingChange(db.name, e.target.value)}
+                          className="input w-full text-sm"
+                        >
+                          <option value="">-- Выберите базу данных --</option>
+                          {preview.local_databases
+                            .filter(local => local.type === db.type)
+                            .map(local => (
+                              <option key={local.id} value={local.id}>
+                                {local.name} ({local.type})
+                              </option>
+                            ))
+                          }
+                          {preview.local_databases.filter(local => local.type !== db.type).length > 0 && (
+                            <optgroup label="Другие типы">
+                              {preview.local_databases
+                                .filter(local => local.type !== db.type)
+                                .map(local => (
+                                  <option key={local.id} value={local.id}>
+                                    {local.name} ({local.type})
+                                  </option>
+                                ))
+                              }
+                            </optgroup>
+                          )}
+                        </select>
+                      )}
+                    </div>
+                  </div>
+                ))}
+              </div>
+            </div>
+          )}
+
+          {/* Folder info */}
+          {preview.folder && !preview.folder.found && (
+            <div className="bg-blue-50 border border-blue-200 rounded-lg p-4">
+              <p className="text-sm text-blue-700">
+                Папка &quot;{preview.folder.name}&quot; не найдена. Эндпоинт будет импортирован в корневую папку.
+              </p>
+            </div>
+          )}
+        </div>
+
+        {/* Footer */}
+        <div className="flex gap-3 p-6 border-t border-gray-200 justify-end">
+          <button onClick={onClose} className="btn btn-secondary">
+            Отмена
+          </button>
+          <button
+            onClick={() => importMutation.mutate()}
+            disabled={!allMapped || importMutation.isPending}
+            className="btn btn-primary disabled:opacity-50 disabled:cursor-not-allowed"
+          >
+            {importMutation.isPending ? 'Импорт...' : 'Импортировать'}
+          </button>
+        </div>
+      </div>
+    </div>
+  );
+}

frontend/src/components/Sidebar.tsx

@@ -1,9 +1,11 @@
 import { NavLink } from 'react-router-dom';
-import { Book, Home, Key, Folder, Settings, FileCode, FileText, ExternalLink } from 'lucide-react';
+import { Book, Home, Key, Folder, Settings, FileCode, FileText, ExternalLink, Database, GitBranch } from 'lucide-react';
 import { cn } from '@/utils/cn';
 
 const navItems = [
   { to: '/', icon: Home, label: 'Главная' },
+  { to: '/workbench', icon: Database, label: 'SQL интерфейс' },
+  { to: '/schema', icon: GitBranch, label: 'Схема БД' },
   { to: '/endpoints', icon: FileCode, label: 'Эндпоинты' },
   { to: '/folders', icon: Folder, label: 'Папки' },
   { to: '/api-keys', icon: Key, label: 'API Ключи' },

frontend/src/components/SqlEditor.tsx

@@ -1,6 +1,6 @@
 import { useRef, useEffect } from 'react';
 import Editor, { Monaco, loader } from '@monaco-editor/react';
-import { databasesApi } from '@/services/api';
+import { schemaApi, TableInfo, SchemaData } from '@/services/api';
 import * as monacoEditor from 'monaco-editor';
 
 // Configure loader to use local Monaco
@@ -11,66 +11,160 @@ interface SqlEditorProps {
   onChange: (value: string) => void;
   databaseId?: string;
   height?: string;
+  tabId?: string;
 }
 
-// Cache for table names with 5-minute expiration
+// Cache for schema with 5-minute expiration
-interface TableCache {
+interface SchemaCache {
-  tables: string[];
+  schema: SchemaData;
   timestamp: number;
 }
 
-const tablesCache = new Map<string, TableCache>();
+const schemaCache = new Map<string, SchemaCache>();
-const CACHE_DURATION = 5 * 60 * 1000; // 5 minutes in milliseconds
+const CACHE_DURATION = 5 * 60 * 1000; // 5 minutes
 
-const getCachedTables = async (databaseId: string): Promise<string[]> => {
+const getCachedSchema = async (databaseId: string): Promise<SchemaData | null> => {
-  const cached = tablesCache.get(databaseId);
+  const cached = schemaCache.get(databaseId);
   const now = Date.now();
 
-  // Return cached data if it exists and is not expired
   if (cached && (now - cached.timestamp) < CACHE_DURATION) {
-    return cached.tables;
+    return cached.schema;
   }
 
-  // Fetch fresh data
   try {
-    const { data } = await databasesApi.getTables(databaseId);
+    const { data } = await schemaApi.getSchema(databaseId);
-    tablesCache.set(databaseId, {
+    if (data.success && data.data) {
-      tables: data.tables,
+      schemaCache.set(databaseId, {
+        schema: data.data,
         timestamp: now,
       });
-    return data.tables;
+      return data.data;
+    }
+    return null;
   } catch (error) {
-    console.error('Failed to fetch table names:', error);
+    console.error('Failed to fetch schema:', error);
-    // Return cached data if available, even if expired, as fallback
+    return cached?.schema || null;
-    return cached?.tables || [];
   }
 };
 
-// Global flag to ensure we only register the completion provider once
+// Global state for completion provider
 let completionProviderRegistered = false;
-let currentDatabaseId: string | undefined;
+let currentSchema: SchemaData | null = null;
 
-export default function SqlEditor({ value, onChange, databaseId, height = '400px' }: SqlEditorProps) {
+// Parse SQL to find table aliases (e.g., FROM users u, JOIN orders o)
+function parseTableAliases(sql: string): Map<string, string> {
+  const aliases = new Map<string, string>();
+
+  // Match patterns like: FROM table_name alias, FROM table_name AS alias
+  // JOIN table_name alias, JOIN table_name AS alias
+  const patterns = [
+    /(?:FROM|JOIN)\s+(\w+)(?:\s+(?:AS\s+)?(\w+))?/gi,
+    /,\s*(\w+)(?:\s+(?:AS\s+)?(\w+))?/gi,
+  ];
+
+  for (const pattern of patterns) {
+    let match;
+    while ((match = pattern.exec(sql)) !== null) {
+      const tableName = match[1].toLowerCase();
+      const alias = match[2]?.toLowerCase();
+      if (alias && alias !== 'on' && alias !== 'where' && alias !== 'join' && alias !== 'left' && alias !== 'inner' && alias !== 'right') {
+        aliases.set(alias, tableName);
+      }
+      // Also map table name to itself for direct references
+      aliases.set(tableName, tableName);
+    }
+  }
+
+  return aliases;
+}
+
+// Find tables mentioned in the query
+function findTablesInQuery(sql: string, schema: SchemaData): TableInfo[] {
+  const tables: TableInfo[] = [];
+  const sqlLower = sql.toLowerCase();
+
+  for (const table of schema.tables) {
+    if (sqlLower.includes(table.name.toLowerCase())) {
+      tables.push(table);
+    }
+  }
+
+  return tables;
+}
+
+// Get FK suggestions for ON clause
+function getFkSuggestions(
+  tablesInQuery: TableInfo[],
+  schema: SchemaData,
+  monaco: Monaco,
+  range: any,
+  sql: string
+): any[] {
+  const suggestions: any[] = [];
+  const aliases = parseTableAliases(sql);
+
+  // Create reverse alias map: tableName -> alias (or tableName if no alias)
+  const tableToAlias = new Map<string, string>();
+  for (const [alias, tableName] of aliases) {
+    // Prefer shorter alias over table name
+    const existing = tableToAlias.get(tableName);
+    if (!existing || alias.length < existing.length) {
+      tableToAlias.set(tableName, alias);
+    }
+  }
+
+  for (const table of tablesInQuery) {
+    for (const fk of table.foreign_keys) {
+      // Find the referenced table
+      const refTable = schema.tables.find(t => t.name === fk.references_table);
+      if (refTable && tablesInQuery.some(t => t.name === refTable.name)) {
+        // Use alias if available, otherwise table name
+        const sourceAlias = tableToAlias.get(table.name) || table.name;
+        const targetAlias = tableToAlias.get(refTable.name) || refTable.name;
+
+        const joinCondition = `${sourceAlias}.${fk.column} = ${targetAlias}.${fk.references_column}`;
+        suggestions.push({
+          label: joinCondition,
+          kind: monaco.languages.CompletionItemKind.Snippet,
+          insertText: joinCondition,
+          detail: `FK: ${table.name}.${fk.column} → ${refTable.name}.${fk.references_column}`,
+          documentation: `Foreign key relationship between ${table.name} and ${refTable.name}`,
+          range,
+          sortText: '0' + joinCondition,
+        });
+      }
+    }
+  }
+
+  return suggestions;
+}
+
+export default function SqlEditor({ value, onChange, databaseId, height, tabId }: SqlEditorProps) {
   const editorRef = useRef<any>(null);
   const monacoRef = useRef<Monaco | null>(null);
 
-  // Update current database ID when it changes
+  // Fetch schema when database changes
   useEffect(() => {
-    currentDatabaseId = databaseId;
+    if (databaseId) {
+      getCachedSchema(databaseId).then(schema => {
+        currentSchema = schema;
+      });
+    } else {
+      currentSchema = null;
+    }
   }, [databaseId]);
 
   const handleEditorDidMount = (editor: any, monaco: Monaco) => {
     editorRef.current = editor;
     monacoRef.current = monaco;
 
-    // Register completion provider only once
     if (completionProviderRegistered) {
       return;
     }
     completionProviderRegistered = true;
 
-    // Configure SQL language features
     monaco.languages.registerCompletionItemProvider('sql', {
+      triggerCharacters: ['.', ' '],
       provideCompletionItems: async (model, position) => {
         const word = model.getWordUntilPosition(position);
         const range = {
@@ -80,42 +174,147 @@ export default function SqlEditor({ value, onChange, databaseId, height = '400px
           endColumn: word.endColumn,
         };
 
-        let suggestions: any[] = [
+        const textUntilPosition = model.getValueInRange({
+          startLineNumber: 1,
+          startColumn: 1,
+          endLineNumber: position.lineNumber,
+          endColumn: position.column,
+        });
+
+        const lineContent = model.getLineContent(position.lineNumber);
+        const textBeforeCursor = lineContent.substring(0, position.column - 1);
+
+        let suggestions: any[] = [];
+
+        // Check if we're after a dot (table.column completion)
+        const dotMatch = textBeforeCursor.match(/(\w+)\.\s*$/);
+        if (dotMatch && currentSchema) {
+          const prefix = dotMatch[1].toLowerCase();
+          const aliases = parseTableAliases(textUntilPosition);
+          const tableName = aliases.get(prefix) || prefix;
+
+          const table = currentSchema.tables.find(t => t.name.toLowerCase() === tableName);
+          if (table) {
+            // Return only columns for this table
+            return {
+              suggestions: table.columns.map(col => ({
+                label: col.name,
+                kind: monaco.languages.CompletionItemKind.Field,
+                insertText: col.name,
+                detail: `${col.type}${col.is_primary ? ' (PK)' : ''}${!col.nullable ? ' NOT NULL' : ''}`,
+                documentation: col.comment || undefined,
+                range,
+                sortText: col.is_primary ? '0' + col.name : '1' + col.name,
+              })),
+            };
+          }
+        }
+
+        // Check if we're after ON keyword (FK suggestions)
+        // Match: "ON ", "ON  ", "on ", after JOIN ... ON
+        const fullText = model.getValue();
+        const onMatch = textBeforeCursor.match(/\bON\s*$/i) || textUntilPosition.match(/\bJOIN\s+\w+\s+\w*\s+ON\s*$/i);
+        if (onMatch && currentSchema) {
+          const tablesInQuery = findTablesInQuery(fullText, currentSchema);
+          const fkSuggestions = getFkSuggestions(tablesInQuery, currentSchema, monaco, range, fullText);
+          // Add FK suggestions to the top, but also include other suggestions
+          if (fkSuggestions.length > 0) {
+            suggestions = [...fkSuggestions, ...suggestions];
+            return { suggestions };
+          }
+        }
+
         // SQL Keywords
-          { label: 'SELECT', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'SELECT ', range },
+        const keywords = [
-          { label: 'FROM', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'FROM ', range },
+          'SELECT', 'FROM', 'WHERE', 'JOIN', 'LEFT JOIN', 'RIGHT JOIN', 'INNER JOIN',
-          { label: 'WHERE', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'WHERE ', range },
+          'FULL OUTER JOIN', 'CROSS JOIN', 'ON', 'AND', 'OR', 'NOT', 'IN', 'LIKE',
-          { label: 'JOIN', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'JOIN ', range },
+          'BETWEEN', 'IS NULL', 'IS NOT NULL', 'GROUP BY', 'ORDER BY', 'HAVING',
-          { label: 'LEFT JOIN', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'LEFT JOIN ', range },
+          'LIMIT', 'OFFSET', 'UNION', 'UNION ALL', 'EXCEPT', 'INTERSECT',
-          { label: 'INNER JOIN', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'INNER JOIN ', range },
+          'INSERT INTO', 'VALUES', 'UPDATE', 'SET', 'DELETE FROM',
-          { label: 'GROUP BY', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'GROUP BY ', range },
+          'CREATE TABLE', 'ALTER TABLE', 'DROP TABLE', 'TRUNCATE',
-          { label: 'ORDER BY', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'ORDER BY ', range },
+          'DISTINCT', 'AS', 'ASC', 'DESC', 'NULLS FIRST', 'NULLS LAST',
-          { label: 'HAVING', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'HAVING ', range },
+          'CASE', 'WHEN', 'THEN', 'ELSE', 'END', 'COALESCE', 'NULLIF',
-          { label: 'LIMIT', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'LIMIT ', range },
+          'EXISTS', 'NOT EXISTS', 'ANY', 'ALL',
-          { label: 'OFFSET', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'OFFSET ', range },
-          { label: 'AND', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'AND ', range },
-          { label: 'OR', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'OR ', range },
-          { label: 'NOT', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'NOT ', range },
-          { label: 'IN', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'IN ', range },
-          { label: 'LIKE', kind: monaco.languages.CompletionItemKind.Keyword, insertText: 'LIKE ', range },
-          { label: 'COUNT', kind: monaco.languages.CompletionItemKind.Function, insertText: 'COUNT()', range },
-          { label: 'SUM', kind: monaco.languages.CompletionItemKind.Function, insertText: 'SUM()', range },
-          { label: 'AVG', kind: monaco.languages.CompletionItemKind.Function, insertText: 'AVG()', range },
-          { label: 'MAX', kind: monaco.languages.CompletionItemKind.Function, insertText: 'MAX()', range },
-          { label: 'MIN', kind: monaco.languages.CompletionItemKind.Function, insertText: 'MIN()', range },
         ];
 
-        // Fetch table names from database if databaseId is provided (with caching)
+        suggestions = keywords.map(kw => ({
-        if (currentDatabaseId) {
+          label: kw,
-          const tables = await getCachedTables(currentDatabaseId);
+          kind: monaco.languages.CompletionItemKind.Keyword,
-          const tableSuggestions = tables.map(table => ({
+          insertText: kw + ' ',
-            label: table,
-            kind: monaco.languages.CompletionItemKind.Class,
-            insertText: table,
-            detail: 'Table',
           range,
+          sortText: '2' + kw,
         }));
-          suggestions = [...suggestions, ...tableSuggestions];
+
+        // SQL Functions
+        const functions = [
+          { name: 'COUNT', snippet: 'COUNT($0)' },
+          { name: 'SUM', snippet: 'SUM($0)' },
+          { name: 'AVG', snippet: 'AVG($0)' },
+          { name: 'MAX', snippet: 'MAX($0)' },
+          { name: 'MIN', snippet: 'MIN($0)' },
+          { name: 'COALESCE', snippet: 'COALESCE($1, $0)' },
+          { name: 'NULLIF', snippet: 'NULLIF($1, $0)' },
+          { name: 'CAST', snippet: 'CAST($1 AS $0)' },
+          { name: 'CONCAT', snippet: 'CONCAT($0)' },
+          { name: 'SUBSTRING', snippet: 'SUBSTRING($1 FROM $2 FOR $0)' },
+          { name: 'TRIM', snippet: 'TRIM($0)' },
+          { name: 'UPPER', snippet: 'UPPER($0)' },
+          { name: 'LOWER', snippet: 'LOWER($0)' },
+          { name: 'LENGTH', snippet: 'LENGTH($0)' },
+          { name: 'NOW', snippet: 'NOW()' },
+          { name: 'CURRENT_DATE', snippet: 'CURRENT_DATE' },
+          { name: 'CURRENT_TIMESTAMP', snippet: 'CURRENT_TIMESTAMP' },
+          { name: 'DATE_TRUNC', snippet: "DATE_TRUNC('$1', $0)" },
+          { name: 'EXTRACT', snippet: 'EXTRACT($1 FROM $0)' },
+          { name: 'TO_CHAR', snippet: "TO_CHAR($1, '$0')" },
+          { name: 'TO_DATE', snippet: "TO_DATE($1, '$0')" },
+          { name: 'ARRAY_AGG', snippet: 'ARRAY_AGG($0)' },
+          { name: 'STRING_AGG', snippet: "STRING_AGG($1, '$0')" },
+          { name: 'JSON_AGG', snippet: 'JSON_AGG($0)' },
+          { name: 'ROW_NUMBER', snippet: 'ROW_NUMBER() OVER ($0)' },
+          { name: 'RANK', snippet: 'RANK() OVER ($0)' },
+          { name: 'DENSE_RANK', snippet: 'DENSE_RANK() OVER ($0)' },
+          { name: 'LAG', snippet: 'LAG($1) OVER ($0)' },
+          { name: 'LEAD', snippet: 'LEAD($1) OVER ($0)' },
+        ];
+
+        suggestions.push(...functions.map(fn => ({
+          label: fn.name,
+          kind: monaco.languages.CompletionItemKind.Function,
+          insertText: fn.snippet,
+          insertTextRules: monaco.languages.CompletionItemInsertTextRule.InsertAsSnippet,
+          detail: 'Function',
+          range,
+          sortText: '3' + fn.name,
+        })));
+
+        // Add tables and columns from schema
+        if (currentSchema) {
+          // Tables
+          for (const table of currentSchema.tables) {
+            suggestions.push({
+              label: table.name,
+              kind: monaco.languages.CompletionItemKind.Class,
+              insertText: table.name,
+              detail: `Table (${table.columns.length} columns)`,
+              documentation: table.comment || undefined,
+              range,
+              sortText: '1' + table.name,
+            });
+
+            // All columns (with table prefix for context)
+            for (const col of table.columns) {
+              suggestions.push({
+                label: `${table.name}.${col.name}`,
+                kind: monaco.languages.CompletionItemKind.Field,
+                insertText: `${table.name}.${col.name}`,
+                detail: col.type,
+                documentation: col.comment || undefined,
+                range,
+                sortText: '4' + table.name + col.name,
+              });
+            }
+          }
         }
 
         return { suggestions };
@@ -124,10 +323,11 @@ export default function SqlEditor({ value, onChange, databaseId, height = '400px
   };
 
   return (
-    <div className="border border-gray-300 rounded-lg overflow-hidden">
+    <div className="border border-gray-300 rounded-lg overflow-hidden" style={{ height: height || '100%' }}>
       <Editor
-        height={height}
+        height="100%"
-        defaultLanguage="sql"
+        language="sql"
+        path={tabId}
         value={value}
         onChange={(value) => onChange(value || '')}
         onMount={handleEditorDidMount}

frontend/src/pages/DatabaseSchema.tsx

@@ -0,0 +1,692 @@
+import { useState, useMemo, useEffect, useCallback } from 'react';
+import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query';
+import {
+  ReactFlow,
+  Node,
+  Edge,
+  Background,
+  Controls,
+  MiniMap,
+  useNodesState,
+  useEdgesState,
+  MarkerType,
+  Position,
+  Handle,
+} from '@xyflow/react';
+import '@xyflow/react/dist/style.css';
+import Dagre from '@dagrejs/dagre';
+import { Database as DatabaseIcon, Loader2, Key, Link, Search, X, Table2, MessageSquare, Columns } from 'lucide-react';
+import { databasesApi, schemaApi, TableInfo, SchemaData } from '@/services/api';
+import { Database } from '@/types';
+import { useAuthStore } from '@/stores/authStore';
+
+// Search result type
+interface SearchResult {
+  type: 'table' | 'column' | 'comment';
+  tableName: string;
+  tableSchema: string;
+  columnName?: string;
+  displayText: string;
+  secondaryText?: string;
+}
+
+// Custom node for table with per-column handles
+function TableNode({ data }: { data: TableInfo & Record<string, unknown> }) {
+  const fkColumns = new Set(data.foreign_keys.map(fk => fk.column));
+  const pkColumns = new Set(data.columns.filter(c => c.is_primary).map(c => c.name));
+
+  return (
+    <div className="bg-white border-2 border-gray-300 rounded-lg shadow-lg min-w-64 overflow-hidden relative">
+      <div
+        className="bg-primary-600 text-white px-3 py-2 font-semibold text-sm"
+        title={data.comment || undefined}
+      >
+        <div className="flex items-center gap-2">
+          <DatabaseIcon size={14} />
+          <span className="truncate">{data.name}</span>
+        </div>
+      </div>
+
+      <div className="divide-y divide-gray-100">
+        {data.columns.map((col) => (
+          <div
+            key={col.name}
+            className="px-3 py-1.5 text-xs flex items-center gap-2 hover:bg-gray-50 cursor-default relative"
+            title={col.comment || undefined}
+          >
+            {/* Handles on both sides for dynamic edge routing */}
+            {pkColumns.has(col.name) && (
+              <>
+                <Handle
+                  type="target"
+                  position={Position.Left}
+                  id={`target-left-${col.name}`}
+                  className="!bg-yellow-500 !w-2 !h-2 !border-0 !-left-1"
+                />
+                <Handle
+                  type="target"
+                  position={Position.Right}
+                  id={`target-right-${col.name}`}
+                  className="!bg-yellow-500 !w-2 !h-2 !border-0 !-right-1"
+                />
+              </>
+            )}
+
+            {fkColumns.has(col.name) && (
+              <>
+                <Handle
+                  type="source"
+                  position={Position.Left}
+                  id={`source-left-${col.name}`}
+                  className="!bg-blue-500 !w-2 !h-2 !border-0 !-left-1"
+                />
+                <Handle
+                  type="source"
+                  position={Position.Right}
+                  id={`source-right-${col.name}`}
+                  className="!bg-blue-500 !w-2 !h-2 !border-0 !-right-1"
+                />
+              </>
+            )}
+
+            <div className="flex items-center gap-1 flex-shrink-0">
+              {col.is_primary && <Key size={11} className="text-yellow-500" />}
+              {fkColumns.has(col.name) && (
+                <Link size={11} className="text-blue-500" />
+              )}
+            </div>
+            <span className={`font-medium truncate ${col.is_primary ? 'text-yellow-700' : 'text-gray-700'}`}>
+              {col.name}
+            </span>
+            <span className="text-gray-400 truncate flex-1 text-right">{col.type}</span>
+            {!col.nullable && <span className="text-red-400 text-[10px] flex-shrink-0">NN</span>}
+          </div>
+        ))}
+        {data.columns.length === 0 && (
+          <div className="px-3 py-2 text-xs text-gray-400 italic">No columns</div>
+        )}
+      </div>
+
+      {data.foreign_keys.length > 0 && (
+        <div className="bg-blue-50 px-3 py-1.5 text-xs text-blue-600 border-t border-blue-100">
+          {data.foreign_keys.length} FK
+        </div>
+      )}
+    </div>
+  );
+}
+
+const nodeTypes = {
+  table: TableNode,
+};
+
+function getNodeHeight(table: TableInfo): number {
+  const headerHeight = 44;
+  const columnHeight = 26;
+  const fkBarHeight = table.foreign_keys.length > 0 ? 28 : 0;
+  return headerHeight + (table.columns.length * columnHeight) + fkBarHeight + 8;
+}
+
+function calculateTableWeights(schema: SchemaData): Map<string, number> {
+  const weights = new Map<string, number>();
+
+  schema.tables.forEach(table => {
+    const key = `${table.schema}.${table.name}`;
+    let weight = table.foreign_keys.length;
+
+    schema.tables.forEach(other => {
+      other.foreign_keys.forEach(fk => {
+        if (fk.references_table === table.name) {
+          weight++;
+        }
+      });
+    });
+
+    weights.set(key, weight);
+  });
+
+  return weights;
+}
+
+// Build edges with optimal handle selection based on node positions
+function buildEdgesWithPositions(
+  schema: SchemaData,
+  nodePositions: Map<string, { x: number; y: number; width: number }>
+): Edge[] {
+  const edges: Edge[] = [];
+
+  schema.tables.forEach((table) => {
+    const sourceId = `${table.schema}.${table.name}`;
+    const sourcePos = nodePositions.get(sourceId);
+    if (!sourcePos) return;
+
+    table.foreign_keys.forEach((fk) => {
+      let targetTable = schema.tables.find(t =>
+        t.name === fk.references_table && t.schema === table.schema
+      );
+      if (!targetTable) {
+        targetTable = schema.tables.find(t => t.name === fk.references_table);
+      }
+
+      if (targetTable) {
+        const targetId = `${targetTable.schema}.${targetTable.name}`;
+        const targetPos = nodePositions.get(targetId);
+        if (!targetPos) return;
+
+        // Calculate center positions
+        const sourceCenterX = sourcePos.x + sourcePos.width / 2;
+        const targetCenterX = targetPos.x + targetPos.width / 2;
+
+        // Choose handles based on relative positions
+        const sourceOnRight = sourceCenterX < targetCenterX;
+        const sourceHandle = sourceOnRight
+          ? `source-right-${fk.column}`
+          : `source-left-${fk.column}`;
+        const targetHandle = sourceOnRight
+          ? `target-left-${fk.references_column}`
+          : `target-right-${fk.references_column}`;
+
+        edges.push({
+          id: `${fk.constraint_name}`,
+          source: sourceId,
+          target: targetId,
+          sourceHandle,
+          targetHandle,
+          type: 'smoothstep',
+          style: { stroke: '#3b82f6', strokeWidth: 1.5 },
+          markerEnd: {
+            type: MarkerType.ArrowClosed,
+            color: '#3b82f6',
+            width: 15,
+            height: 15,
+          },
+        });
+      }
+    });
+  });
+
+  return edges;
+}
+
+function getLayoutedElements(schema: SchemaData): { nodes: Node[]; edges: Edge[]; nodePositions: Map<string, { x: number; y: number; width: number }> } {
+  const g = new Dagre.graphlib.Graph().setDefaultEdgeLabel(() => ({}));
+
+  const weights = calculateTableWeights(schema);
+
+  const sortedTables = [...schema.tables].sort((a, b) => {
+    const weightA = weights.get(`${a.schema}.${a.name}`) || 0;
+    const weightB = weights.get(`${b.schema}.${b.name}`) || 0;
+    return weightB - weightA;
+  });
+
+  g.setGraph({
+    rankdir: 'TB',
+    nodesep: 40,
+    ranksep: 80,
+    marginx: 30,
+    marginy: 30,
+    ranker: 'network-simplex',
+  });
+
+  const nodeWidth = 280;
+
+  sortedTables.forEach((table) => {
+    const nodeId = `${table.schema}.${table.name}`;
+    const height = getNodeHeight(table);
+    g.setNode(nodeId, { width: nodeWidth, height });
+  });
+
+  schema.tables.forEach((table) => {
+    const sourceId = `${table.schema}.${table.name}`;
+    table.foreign_keys.forEach((fk) => {
+      const targetTable = schema.tables.find(t => t.name === fk.references_table);
+      if (targetTable) {
+        const targetId = `${targetTable.schema}.${targetTable.name}`;
+        g.setEdge(sourceId, targetId, { weight: 2 });
+      }
+    });
+  });
+
+  Dagre.layout(g);
+
+  const nodePositions = new Map<string, { x: number; y: number; width: number }>();
+
+  const nodes: Node[] = schema.tables.map((table) => {
+    const nodeId = `${table.schema}.${table.name}`;
+    const nodeWithPosition = g.node(nodeId);
+    const x = nodeWithPosition.x - nodeWithPosition.width / 2;
+    const y = nodeWithPosition.y - nodeWithPosition.height / 2;
+
+    nodePositions.set(nodeId, { x, y, width: nodeWidth });
+
+    return {
+      id: nodeId,
+      type: 'table',
+      position: { x, y },
+      data: { ...table } as TableInfo & Record<string, unknown>,
+    };
+  });
+
+  const edges = buildEdgesWithPositions(schema, nodePositions);
+
+  return { nodes, edges, nodePositions };
+}
+
+export default function DatabaseSchema() {
+  const queryClient = useQueryClient();
+  const user = useAuthStore((state) => state.user);
+  const [selectedDbId, setSelectedDbId] = useState<string>('');
+  const [searchQuery, setSearchQuery] = useState<string>('');
+  const [selectedTables, setSelectedTables] = useState<Set<string>>(new Set());
+
+  const { data: databases = [], isLoading: isLoadingDatabases } = useQuery({
+    queryKey: ['databases'],
+    queryFn: async () => {
+      const { data } = await databasesApi.getAll();
+      return data.filter((db: Database) => db.type !== 'aql');
+    },
+  });
+
+  const { data: schemaResponse, isLoading: isLoadingSchema } = useQuery({
+    queryKey: ['schema', selectedDbId],
+    queryFn: async () => {
+      const { data } = await schemaApi.getSchema(selectedDbId);
+      return data;
+    },
+    enabled: !!selectedDbId,
+  });
+
+  const refreshMutation = useMutation({
+    mutationFn: () => schemaApi.refreshSchema(selectedDbId),
+    onSuccess: (response) => {
+      queryClient.setQueryData(['schema', selectedDbId], response.data);
+    },
+  });
+
+  const schema = schemaResponse?.data;
+
+  // Search across tables, columns, and comments
+  const searchResults = useMemo((): SearchResult[] => {
+    if (!schema || !searchQuery.trim()) return [];
+    const query = searchQuery.toLowerCase();
+    const results: SearchResult[] = [];
+
+    schema.tables.forEach(table => {
+      const tableNameLower = table.name.toLowerCase();
+
+      // Search by table name
+      if (tableNameLower.includes(query)) {
+        results.push({
+          type: 'table',
+          tableName: table.name,
+          tableSchema: table.schema,
+          displayText: table.name,
+          secondaryText: table.schema,
+        });
+      }
+
+      // Search by table comment
+      if (table.comment && table.comment.toLowerCase().includes(query)) {
+        results.push({
+          type: 'comment',
+          tableName: table.name,
+          tableSchema: table.schema,
+          displayText: table.name,
+          secondaryText: table.comment,
+        });
+      }
+
+      // Search by column name
+      table.columns.forEach(col => {
+        if (col.name.toLowerCase().includes(query)) {
+          results.push({
+            type: 'column',
+            tableName: table.name,
+            tableSchema: table.schema,
+            columnName: col.name,
+            displayText: `${table.name}.${col.name}`,
+            secondaryText: col.type,
+          });
+        }
+
+        // Search by column comment
+        if (col.comment && col.comment.toLowerCase().includes(query)) {
+          results.push({
+            type: 'comment',
+            tableName: table.name,
+            tableSchema: table.schema,
+            columnName: col.name,
+            displayText: `${table.name}.${col.name}`,
+            secondaryText: col.comment,
+          });
+        }
+      });
+    });
+
+    // Calculate relevance score (lower = better match)
+    const getRelevanceScore = (result: SearchResult): number => {
+      const searchTarget = result.columnName?.toLowerCase() || result.tableName.toLowerCase();
+
+      // Exact match
+      if (searchTarget === query) return 0;
+      // Starts with query
+      if (searchTarget.startsWith(query)) return 1;
+      // Query position in string (earlier = better)
+      const position = searchTarget.indexOf(query);
+      return 2 + position;
+    };
+
+    // Sort: by type (table -> column -> comment), then by relevance
+    const typeOrder: Record<SearchResult['type'], number> = {
+      'table': 0,
+      'column': 1,
+      'comment': 2,
+    };
+
+    results.sort((a, b) => {
+      // First by type
+      const typeDiff = typeOrder[a.type] - typeOrder[b.type];
+      if (typeDiff !== 0) return typeDiff;
+
+      // Then by relevance within same type
+      return getRelevanceScore(a) - getRelevanceScore(b);
+    });
+
+    return results.slice(0, 50);
+  }, [schema, searchQuery]);
+
+  // Get related tables (tables connected via FK)
+  const getRelatedTables = useCallback((tableNames: Set<string>, allTables: TableInfo[]): Set<string> => {
+    const related = new Set<string>();
+    tableNames.forEach(name => related.add(name));
+
+    allTables.forEach(table => {
+      if (tableNames.has(table.name)) {
+        table.foreign_keys.forEach(fk => {
+          related.add(fk.references_table);
+        });
+      }
+      table.foreign_keys.forEach(fk => {
+        if (tableNames.has(fk.references_table)) {
+          related.add(table.name);
+        }
+      });
+    });
+
+    return related;
+  }, []);
+
+  // Filter schema for selected tables + related tables, or show all if nothing selected
+  const filteredSchema = useMemo((): SchemaData | null => {
+    if (!schema) return null;
+    if (selectedTables.size === 0) return schema; // Show all when nothing selected
+
+    const relatedTables = getRelatedTables(selectedTables, schema.tables);
+    const filteredTables = schema.tables.filter(t => relatedTables.has(t.name));
+
+    return {
+      tables: filteredTables,
+      updated_at: schema.updated_at,
+    };
+  }, [schema, selectedTables, getRelatedTables]);
+
+  const [nodes, setNodes, onNodesChange] = useNodesState<Node>([]);
+  const [edges, setEdges, onEdgesChange] = useEdgesState<Edge>([]);
+  const [nodePositions, setNodePositions] = useState<Map<string, { x: number; y: number; width: number }>>(new Map());
+
+  const { nodes: layoutedNodes, edges: layoutedEdges, nodePositions: initialPositions } = useMemo(() => {
+    if (!filteredSchema || filteredSchema.tables.length === 0) {
+      return { nodes: [], edges: [], nodePositions: new Map() };
+    }
+    return getLayoutedElements(filteredSchema);
+  }, [filteredSchema]);
+
+  // Update positions when layout changes
+  useEffect(() => {
+    setNodePositions(initialPositions);
+  }, [initialPositions]);
+
+  // Reset and rebuild when filtered schema changes
+  useEffect(() => {
+    // Clear first to avoid stale edges
+    setNodes([]);
+    setEdges([]);
+
+    // Then set new layout after a tick
+    if (layoutedNodes.length > 0) {
+      requestAnimationFrame(() => {
+        setNodes(layoutedNodes);
+        // Edges will be set by nodePositions effect
+      });
+    }
+  }, [layoutedNodes, layoutedEdges, setNodes, setEdges]);
+
+  // Recalculate edges when positions change
+  useEffect(() => {
+    if (!filteredSchema || nodePositions.size === 0) return;
+    const newEdges = buildEdgesWithPositions(filteredSchema, nodePositions);
+    setEdges(newEdges);
+  }, [nodePositions, filteredSchema, setEdges]);
+
+  // Recalculate edges when nodes are dragged
+  const handleNodeDragStop = useCallback((_event: React.MouseEvent, node: Node) => {
+    if (!filteredSchema) return;
+
+    setNodePositions(prev => {
+      const updated = new Map(prev);
+      updated.set(node.id, { x: node.position.x, y: node.position.y, width: 280 });
+      return updated;
+    });
+  }, [filteredSchema]);
+
+  const addTable = (tableName: string) => {
+    setSelectedTables(prev => new Set([...prev, tableName]));
+    setSearchQuery('');
+  };
+
+  const removeTable = (tableName: string) => {
+    setSelectedTables(prev => {
+      const next = new Set(prev);
+      next.delete(tableName);
+      return next;
+    });
+  };
+
+  const clearSelection = () => {
+    setSelectedTables(new Set());
+  };
+
+  const getSearchIcon = (type: SearchResult['type']) => {
+    switch (type) {
+      case 'table':
+        return <Table2 size={14} className="text-gray-600 flex-shrink-0" />;
+      case 'column':
+        return <Columns size={14} className="text-gray-600 flex-shrink-0" />;
+      case 'comment':
+        return <MessageSquare size={14} className="text-gray-600 flex-shrink-0" />;
+    }
+  };
+
+  const getSearchTypeLabel = (type: SearchResult['type']) => {
+    switch (type) {
+      case 'table': return 'таблица';
+      case 'column': return 'столбец';
+      case 'comment': return 'коммент';
+    }
+  };
+
+  if (isLoadingDatabases) {
+    return (
+      <div className="flex items-center justify-center h-64">
+        <Loader2 className="animate-spin text-primary-600" size={32} />
+      </div>
+    );
+  }
+
+  return (
+    <div className="flex flex-col -m-8 bg-white overflow-hidden" style={{ height: 'calc(100vh - 65px)' }}>
+      {/* Toolbar */}
+      <div className="flex items-center gap-4 p-3 border-b border-gray-200 bg-gray-50 flex-shrink-0">
+        <div className="flex items-center gap-2">
+          <DatabaseIcon size={18} className="text-gray-500" />
+          <select
+            value={selectedDbId}
+            onChange={(e) => {
+              setSelectedDbId(e.target.value);
+              setSelectedTables(new Set());
+              setSearchQuery('');
+              // Clear canvas immediately on database change
+              setNodes([]);
+              setEdges([]);
+            }}
+            className="border border-gray-300 rounded-md px-3 py-1.5 text-sm bg-white focus:outline-none focus:ring-2 focus:ring-primary-500 min-w-48"
+          >
+            <option value="">Выберите базу данных</option>
+            {databases.map((db: Database) => (
+              <option key={db.id} value={db.id}>
+                {db.name} ({db.type})
+              </option>
+            ))}
+          </select>
+        </div>
+
+        {selectedDbId && schema && (
+          <div className="relative flex-1 max-w-md">
+            <Search size={16} className="absolute left-3 top-1/2 -translate-y-1/2 text-gray-400" />
+            <input
+              type="text"
+              value={searchQuery}
+              onChange={(e) => setSearchQuery(e.target.value)}
+              placeholder="Поиск по таблицам, столбцам, комментариям..."
+              className="w-full pl-9 pr-3 py-1.5 border border-gray-300 rounded-md text-sm focus:outline-none focus:ring-2 focus:ring-primary-500"
+            />
+            {searchResults.length > 0 && (
+              <div className="absolute top-full left-0 right-0 mt-1 bg-white border border-gray-200 rounded-md shadow-lg max-h-80 overflow-auto z-50">
+                {searchResults.map((result, idx) => (
+                  <button
+                    key={`${result.tableName}-${result.columnName || ''}-${result.type}-${idx}`}
+                    onClick={() => addTable(result.tableName)}
+                    className="w-full px-3 py-2 text-left text-sm hover:bg-gray-100 flex items-center gap-2 border-b border-gray-50 last:border-0"
+                  >
+                    <span className="inline-flex items-center gap-1 px-1.5 py-0.5 bg-gray-100 rounded text-[10px] text-gray-500 flex-shrink-0">
+                      {getSearchIcon(result.type)}
+                      {getSearchTypeLabel(result.type)}
+                    </span>
+                    <span className="font-medium truncate">{result.displayText}</span>
+                    {result.secondaryText && (
+                      <span className="text-gray-400 text-xs truncate ml-auto max-w-48">{result.secondaryText}</span>
+                    )}
+                  </button>
+                ))}
+              </div>
+            )}
+          </div>
+        )}
+
+        {selectedDbId && user?.is_superadmin && (
+          <button
+            onClick={() => refreshMutation.mutate()}
+            disabled={refreshMutation.isPending}
+            className="flex items-center gap-2 px-3 py-1.5 text-gray-600 hover:text-gray-800 hover:bg-gray-200 rounded-md disabled:opacity-50 text-sm"
+            title="Обновить схему из базы данных"
+          >
+            {refreshMutation.isPending ? (
+              <Loader2 className="animate-spin" size={16} />
+            ) : (
+              <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
+                <path d="M21 12a9 9 0 0 0-9-9 9.75 9.75 0 0 0-6.74 2.74L3 8"/>
+                <path d="M3 3v5h5"/>
+                <path d="M3 12a9 9 0 0 0 9 9 9.75 9.75 0 0 0 6.74-2.74L21 16"/>
+                <path d="M16 21h5v-5"/>
+              </svg>
+            )}
+          </button>
+        )}
+
+        {schema && (
+          <div className="text-sm text-gray-500 ml-auto">
+            {filteredSchema ? filteredSchema.tables.length : 0} / {schema.tables.length} таблиц
+          </div>
+        )}
+      </div>
+
+      {/* Selected tables chips */}
+      {selectedTables.size > 0 && (
+        <div className="flex items-center gap-2 px-3 py-2 border-b border-gray-200 bg-blue-50 flex-shrink-0 flex-wrap">
+          <span className="text-xs text-gray-600 font-medium">Фильтр:</span>
+          {[...selectedTables].map(tableName => (
+            <span
+              key={tableName}
+              className="inline-flex items-center gap-1 px-2 py-1 bg-white border border-blue-200 text-blue-700 rounded text-xs shadow-sm"
+            >
+              <Table2 size={12} />
+              {tableName}
+              <button
+                onClick={() => removeTable(tableName)}
+                className="hover:text-blue-900 ml-1"
+              >
+                <X size={12} />
+              </button>
+            </span>
+          ))}
+          <button
+            onClick={clearSelection}
+            className="text-xs text-blue-600 hover:text-blue-800 ml-2 underline"
+          >
+            Показать все
+          </button>
+        </div>
+      )}
+
+      {/* Schema visualization */}
+      <div className="flex-1">
+        {!selectedDbId && (
+          <div className="flex items-center justify-center h-full text-gray-400">
+            Выберите базу данных для просмотра схемы
+          </div>
+        )}
+
+        {selectedDbId && isLoadingSchema && (
+          <div className="flex items-center justify-center h-full">
+            <Loader2 className="animate-spin text-primary-600" size={32} />
+          </div>
+        )}
+
+        {selectedDbId && !isLoadingSchema && schema && nodes.length > 0 && (
+          <ReactFlow
+            nodes={nodes}
+            edges={edges}
+            onNodesChange={onNodesChange}
+            onEdgesChange={onEdgesChange}
+            onNodeDragStop={handleNodeDragStop}
+            nodeTypes={nodeTypes}
+            fitView
+            fitViewOptions={{ padding: 0.2 }}
+            minZoom={0.01}
+            maxZoom={2}
+            onlyRenderVisibleElements={true}
+            defaultEdgeOptions={{
+              type: 'smoothstep',
+            }}
+          >
+            <Background color="#e5e7eb" gap={16} />
+            <Controls />
+            <MiniMap
+              nodeColor="#6366f1"
+              maskColor="rgba(0, 0, 0, 0.1)"
+              style={{ background: '#f3f4f6' }}
+              pannable
+              zoomable
+            />
+          </ReactFlow>
+        )}
+
+        {selectedDbId && !isLoadingSchema && schema && schema.tables.length === 0 && (
+          <div className="flex items-center justify-center h-full text-gray-400">
+            В базе данных нет таблиц
+          </div>
+        )}
+      </div>
+    </div>
+  );
+}

frontend/src/pages/Endpoints.tsx

@@ -1,10 +1,11 @@
-import { useState } from 'react';
+import { useState, useRef } from 'react';
 import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query';
 import { endpointsApi, databasesApi } from '@/services/api';
-import { Endpoint } from '@/types';
+import { Endpoint, ImportPreviewResponse } from '@/types';
-import { Plus, Search, Edit2, Trash2 } from 'lucide-react';
+import { Plus, Search, Edit2, Trash2, Download, Upload } from 'lucide-react';
 import toast from 'react-hot-toast';
 import EndpointModal from '@/components/EndpointModal';
+import ImportEndpointModal from '@/components/ImportEndpointModal';
 import Dialog from '@/components/Dialog';
 
 export default function Endpoints() {
@@ -12,6 +13,10 @@ export default function Endpoints() {
   const [search, setSearch] = useState('');
   const [showModal, setShowModal] = useState(false);
   const [editingEndpoint, setEditingEndpoint] = useState<Endpoint | null>(null);
+  const [showImportModal, setShowImportModal] = useState(false);
+  const [importFile, setImportFile] = useState<File | null>(null);
+  const [importPreview, setImportPreview] = useState<ImportPreviewResponse | null>(null);
+  const fileInputRef = useRef<HTMLInputElement>(null);
   const [dialog, setDialog] = useState<{
     isOpen: boolean;
     title: string;
@@ -66,6 +71,42 @@ export default function Endpoints() {
     setShowModal(true);
   };
 
+  const handleExport = async (endpointId: string, endpointName: string) => {
+    try {
+      const response = await endpointsApi.exportEndpoint(endpointId);
+      const blob = new Blob([response.data]);
+      const url = URL.createObjectURL(blob);
+      const a = document.createElement('a');
+      a.href = url;
+      a.download = `${endpointName.replace(/[^a-zA-Z0-9_\-а-яА-ЯёЁ]/g, '_')}.kabe`;
+      document.body.appendChild(a);
+      a.click();
+      document.body.removeChild(a);
+      URL.revokeObjectURL(url);
+      toast.success('Эндпоинт экспортирован');
+    } catch {
+      toast.error('Ошибка экспорта эндпоинта');
+    }
+  };
+
+  const handleImportFileSelect = async (e: React.ChangeEvent<HTMLInputElement>) => {
+    const file = e.target.files?.[0];
+    if (!file) return;
+    if (!file.name.endsWith('.kabe')) {
+      toast.error('Выберите файл с расширением .kabe');
+      return;
+    }
+    try {
+      const response = await endpointsApi.importPreview(file);
+      setImportFile(file);
+      setImportPreview(response.data);
+      setShowImportModal(true);
+    } catch (error: any) {
+      toast.error(error.response?.data?.error || 'Ошибка чтения файла');
+    }
+    e.target.value = '';
+  };
+
   return (
     <div>
       <div className="flex items-center justify-between mb-6">
@@ -73,11 +114,27 @@ export default function Endpoints() {
           <h1 className="text-3xl font-bold text-gray-900 mb-2">API Эндпоинты</h1>
           <p className="text-gray-600">Управление динамическими API эндпоинтами</p>
         </div>
+        <div className="flex gap-2">
+          <input
+            ref={fileInputRef}
+            type="file"
+            accept=".kabe"
+            className="hidden"
+            onChange={handleImportFileSelect}
+          />
+          <button
+            onClick={() => fileInputRef.current?.click()}
+            className="btn btn-secondary flex items-center gap-2"
+          >
+            <Upload size={20} />
+            Импорт
+          </button>
           <button onClick={handleCreate} className="btn btn-primary flex items-center gap-2">
             <Plus size={20} />
             Новый эндпоинт
           </button>
         </div>
+      </div>
 
       <div className="card p-4 mb-6">
         <div className="flex items-center gap-3">
@@ -138,6 +195,13 @@ export default function Endpoints() {
                   )}
                 </div>
                 <div className="flex gap-2">
+                  <button
+                    onClick={() => handleExport(endpoint.id, endpoint.name)}
+                    className="p-2 hover:bg-gray-100 rounded-lg transition-colors"
+                    title="Экспорт"
+                  >
+                    <Download size={18} className="text-gray-600" />
+                  </button>
                   <button
                     onClick={() => handleEdit(endpoint)}
                     className="p-2 hover:bg-gray-100 rounded-lg transition-colors"
@@ -173,6 +237,18 @@ export default function Endpoints() {
         />
       )}
 
+      {showImportModal && importPreview && importFile && (
+        <ImportEndpointModal
+          preview={importPreview}
+          file={importFile}
+          onClose={() => {
+            setShowImportModal(false);
+            setImportFile(null);
+            setImportPreview(null);
+          }}
+        />
+      )}
+
       <Dialog
         isOpen={dialog.isOpen}
         onClose={() => setDialog({ ...dialog, isOpen: false })}

frontend/src/pages/SqlInterface.tsx

@@ -0,0 +1,482 @@
+import { useState, useEffect, useCallback, useRef } from 'react';
+import { useQuery } from '@tanstack/react-query';
+import { Play, Plus, X, Database as DatabaseIcon, Clock, CheckCircle, XCircle, Loader2, GripHorizontal } from 'lucide-react';
+import { databasesApi, sqlInterfaceApi, SqlQueryResult } from '@/services/api';
+import { Database } from '@/types';
+import SqlEditor from '@/components/SqlEditor';
+
+interface SqlTab {
+  id: string;
+  name: string;
+  query: string;
+  databaseId: string;
+  result: SqlQueryResult | null;
+  isExecuting: boolean;
+}
+
+interface SqlInterfaceState {
+  tabs: SqlTab[];
+  activeTabId: string;
+  splitPosition: number; // percentage
+}
+
+const STORAGE_KEY = 'sql_interface_state';
+
+const generateTabId = () => `tab_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;
+
+const createNewTab = (databaseId: string = '', name?: string): SqlTab => ({
+  id: generateTabId(),
+  name: name || 'Новый запрос',
+  query: '',
+  databaseId,
+  result: null,
+  isExecuting: false,
+});
+
+const loadState = (): SqlInterfaceState | null => {
+  try {
+    const saved = localStorage.getItem(STORAGE_KEY);
+    if (saved) {
+      return JSON.parse(saved);
+    }
+  } catch (e) {
+    console.error('Failed to load SQL interface state:', e);
+  }
+  return null;
+};
+
+const saveState = (state: SqlInterfaceState) => {
+  try {
+    const stateToSave = {
+      ...state,
+      tabs: state.tabs.map(tab => ({
+        ...tab,
+        isExecuting: false,
+        result: tab.result ? {
+          ...tab.result,
+          data: tab.result.data?.slice(0, 100),
+        } : null,
+      })),
+    };
+    localStorage.setItem(STORAGE_KEY, JSON.stringify(stateToSave));
+  } catch (e) {
+    console.error('Failed to save SQL interface state:', e);
+  }
+};
+
+export default function SqlInterface() {
+  const { data: databases = [], isLoading: isLoadingDatabases } = useQuery({
+    queryKey: ['databases'],
+    queryFn: async () => {
+      const { data } = await databasesApi.getAll();
+      return data.filter((db: Database) => db.type !== 'aql');
+    },
+  });
+
+  const [state, setState] = useState<SqlInterfaceState>(() => {
+    const saved = loadState();
+    if (saved && saved.tabs.length > 0) {
+      return {
+        ...saved,
+        splitPosition: saved.splitPosition || 50,
+      };
+    }
+    const initialTab = createNewTab();
+    return {
+      tabs: [initialTab],
+      activeTabId: initialTab.id,
+      splitPosition: 50,
+    };
+  });
+
+  const containerRef = useRef<HTMLDivElement>(null);
+  const isDragging = useRef(false);
+
+  useEffect(() => {
+    saveState(state);
+  }, [state]);
+
+  useEffect(() => {
+    if (databases.length > 0) {
+      setState(prev => ({
+        ...prev,
+        tabs: prev.tabs.map(tab =>
+          tab.databaseId === '' ? { ...tab, databaseId: databases[0].id } : tab
+        ),
+      }));
+    }
+  }, [databases]);
+
+  const activeTab = state.tabs.find(t => t.id === state.activeTabId) || state.tabs[0];
+
+  const updateTab = useCallback((tabId: string, updates: Partial<SqlTab>) => {
+    setState(prev => ({
+      ...prev,
+      tabs: prev.tabs.map(tab =>
+        tab.id === tabId ? { ...tab, ...updates } : tab
+      ),
+    }));
+  }, []);
+
+  const addTab = useCallback(() => {
+    const defaultDbId = databases.length > 0 ? databases[0].id : '';
+    const newTab = createNewTab(defaultDbId, `Запрос ${state.tabs.length + 1}`);
+    setState(prev => ({
+      ...prev,
+      tabs: [...prev.tabs, newTab],
+      activeTabId: newTab.id,
+    }));
+  }, [databases, state.tabs.length]);
+
+  const closeTab = useCallback((tabId: string, e: React.MouseEvent) => {
+    e.stopPropagation();
+    setState(prev => {
+      if (prev.tabs.length === 1) {
+        const defaultDbId = databases.length > 0 ? databases[0].id : '';
+        const newTab = createNewTab(defaultDbId);
+        return {
+          ...prev,
+          tabs: [newTab],
+          activeTabId: newTab.id,
+        };
+      }
+
+      const newTabs = prev.tabs.filter(t => t.id !== tabId);
+      const newActiveId = prev.activeTabId === tabId
+        ? newTabs[Math.max(0, prev.tabs.findIndex(t => t.id === tabId) - 1)].id
+        : prev.activeTabId;
+
+      return {
+        ...prev,
+        tabs: newTabs,
+        activeTabId: newActiveId,
+      };
+    });
+  }, [databases]);
+
+  const setActiveTab = useCallback((tabId: string) => {
+    setState(prev => ({ ...prev, activeTabId: tabId }));
+  }, []);
+
+  const executeQuery = useCallback(async () => {
+    if (!activeTab || !activeTab.databaseId || !activeTab.query.trim()) {
+      return;
+    }
+
+    updateTab(activeTab.id, { isExecuting: true, result: null });
+
+    try {
+      const { data } = await sqlInterfaceApi.execute(activeTab.databaseId, activeTab.query);
+      updateTab(activeTab.id, { isExecuting: false, result: data });
+    } catch (error: any) {
+      updateTab(activeTab.id, {
+        isExecuting: false,
+        result: {
+          success: false,
+          error: error.response?.data?.error || error.message || 'Query execution failed',
+          detail: error.response?.data?.detail,
+          hint: error.response?.data?.hint,
+        },
+      });
+    }
+  }, [activeTab, updateTab]);
+
+  useEffect(() => {
+    const handleKeyDown = (e: KeyboardEvent) => {
+      if ((e.ctrlKey || e.metaKey) && e.key === 'Enter') {
+        e.preventDefault();
+        executeQuery();
+      }
+    };
+
+    window.addEventListener('keydown', handleKeyDown);
+    return () => window.removeEventListener('keydown', handleKeyDown);
+  }, [executeQuery]);
+
+  // Drag to resize
+  const handleMouseDown = useCallback((e: React.MouseEvent) => {
+    e.preventDefault();
+    isDragging.current = true;
+    document.body.style.cursor = 'row-resize';
+    document.body.style.userSelect = 'none';
+  }, []);
+
+  useEffect(() => {
+    const handleMouseMove = (e: MouseEvent) => {
+      if (!isDragging.current || !containerRef.current) return;
+
+      const container = containerRef.current;
+      const rect = container.getBoundingClientRect();
+      const y = e.clientY - rect.top;
+      const percentage = (y / rect.height) * 100;
+      const clamped = Math.min(Math.max(percentage, 20), 80);
+
+      setState(prev => ({ ...prev, splitPosition: clamped }));
+    };
+
+    const handleMouseUp = () => {
+      if (isDragging.current) {
+        isDragging.current = false;
+        document.body.style.cursor = '';
+        document.body.style.userSelect = '';
+      }
+    };
+
+    document.addEventListener('mousemove', handleMouseMove);
+    document.addEventListener('mouseup', handleMouseUp);
+
+    return () => {
+      document.removeEventListener('mousemove', handleMouseMove);
+      document.removeEventListener('mouseup', handleMouseUp);
+    };
+  }, []);
+
+  if (isLoadingDatabases) {
+    return (
+      <div className="flex items-center justify-center h-64">
+        <Loader2 className="animate-spin text-primary-600" size={32} />
+      </div>
+    );
+  }
+
+  return (
+    <div className="flex flex-col -m-8 bg-white overflow-hidden" style={{ height: 'calc(100vh - 65px)' }}>
+      {/* Tabs bar */}
+      <div className="flex items-center bg-gray-100 border-b border-gray-200 px-2 flex-shrink-0 overflow-x-auto">
+        {state.tabs.map(tab => (
+          <button
+            key={tab.id}
+            onClick={() => setActiveTab(tab.id)}
+            className={`
+              flex items-center gap-2 px-4 py-2 text-sm border-r border-gray-200 flex-shrink-0
+              ${tab.id === state.activeTabId
+                ? 'bg-white text-gray-900 font-medium'
+                : 'text-gray-600 hover:bg-gray-50'
+              }
+            `}
+          >
+            <span className="max-w-32 truncate">{tab.name}</span>
+            {tab.isExecuting && <Loader2 className="animate-spin" size={14} />}
+            <button
+              onClick={(e) => closeTab(tab.id, e)}
+              className="ml-1 p-0.5 rounded hover:bg-gray-200 text-gray-400 hover:text-gray-600"
+            >
+              <X size={14} />
+            </button>
+          </button>
+        ))}
+        <button
+          onClick={addTab}
+          className="p-2 text-gray-500 hover:text-gray-700 hover:bg-gray-200 rounded flex-shrink-0"
+          title="Новая вкладка"
+        >
+          <Plus size={18} />
+        </button>
+      </div>
+
+      {/* Toolbar */}
+      <div className="flex items-center gap-4 p-3 border-b border-gray-200 bg-gray-50 flex-shrink-0">
+        <div className="flex items-center gap-2">
+          <DatabaseIcon size={18} className="text-gray-500" />
+          <select
+            value={activeTab?.databaseId || ''}
+            onChange={(e) => updateTab(activeTab.id, { databaseId: e.target.value })}
+            className="border border-gray-300 rounded-md px-3 py-1.5 text-sm bg-white focus:outline-none focus:ring-2 focus:ring-primary-500 min-w-48"
+          >
+            <option value="">Выберите базу данных</option>
+            {databases.map((db: Database) => (
+              <option key={db.id} value={db.id}>
+                {db.name} ({db.type})
+              </option>
+            ))}
+          </select>
+        </div>
+
+        <button
+          onClick={executeQuery}
+          disabled={!activeTab?.databaseId || !activeTab?.query.trim() || activeTab?.isExecuting}
+          className="flex items-center gap-2 px-4 py-1.5 bg-green-600 text-white rounded-md hover:bg-green-700 disabled:opacity-50 disabled:cursor-not-allowed text-sm font-medium"
+        >
+          {activeTab?.isExecuting ? (
+            <Loader2 className="animate-spin" size={16} />
+          ) : (
+            <Play size={16} />
+          )}
+          Выполнить
+          <span className="text-xs opacity-75 ml-1">(Ctrl+Enter)</span>
+        </button>
+
+        <input
+          type="text"
+          value={activeTab?.name || ''}
+          onChange={(e) => updateTab(activeTab.id, { name: e.target.value })}
+          className="border border-gray-300 rounded-md px-3 py-1.5 text-sm bg-white focus:outline-none focus:ring-2 focus:ring-primary-500 w-48"
+          placeholder="Название вкладки"
+        />
+      </div>
+
+      {/* Main content area with resizable split */}
+      <div ref={containerRef} className="flex-1 flex flex-col min-h-0 relative">
+        {/* SQL Editor */}
+        <div
+          className="min-h-0"
+          style={{ height: `${state.splitPosition}%` }}
+        >
+          <SqlEditor
+            value={activeTab?.query || ''}
+            onChange={(value) => updateTab(activeTab.id, { query: value })}
+            databaseId={activeTab?.databaseId}
+            tabId={activeTab?.id}
+          />
+        </div>
+
+        {/* Resize handle */}
+        <div
+          onMouseDown={handleMouseDown}
+          className="h-2 bg-gray-200 hover:bg-primary-300 cursor-row-resize flex items-center justify-center border-y border-gray-300 flex-shrink-0 transition-colors"
+        >
+          <GripHorizontal size={16} className="text-gray-400" />
+        </div>
+
+        {/* Results panel */}
+        <div
+          className="flex flex-col bg-white overflow-hidden"
+          style={{ height: `calc(${100 - state.splitPosition}% - 8px)` }}
+        >
+          {/* Result header */}
+          {activeTab?.result && (
+            <div className="flex items-center gap-4 px-4 py-2 bg-gray-50 border-b border-gray-200 text-sm flex-shrink-0">
+              {activeTab.result.success ? (
+                <>
+                  <div className="flex items-center gap-1 text-green-600">
+                    <CheckCircle size={16} />
+                    <span>Успешно</span>
+                  </div>
+                  <div className="flex items-center gap-1 text-gray-600">
+                    <span>{activeTab.result.rowCount ?? 0} строк</span>
+                  </div>
+                  {activeTab.result.executionTime !== undefined && (
+                    <div className="flex items-center gap-1 text-gray-500">
+                      <Clock size={14} />
+                      <span>{activeTab.result.executionTime} мс</span>
+                    </div>
+                  )}
+                  {activeTab.result.command && (
+                    <span className="text-gray-400">{activeTab.result.command}</span>
+                  )}
+                </>
+              ) : (
+                <div className="flex items-center gap-1 text-red-600">
+                  <XCircle size={16} />
+                  <span>Ошибка</span>
+                </div>
+              )}
+            </div>
+          )}
+
+          {/* Result content */}
+          <div className="flex-1 overflow-auto">
+            {!activeTab?.result && !activeTab?.isExecuting && (
+              <div className="flex items-center justify-center h-full text-gray-400">
+                Выполните запрос, чтобы увидеть результаты
+              </div>
+            )}
+
+            {activeTab?.isExecuting && (
+              <div className="flex items-center justify-center h-full">
+                <Loader2 className="animate-spin text-primary-600" size={32} />
+              </div>
+            )}
+
+            {activeTab?.result && !activeTab.result.success && (
+              <div className="p-4">
+                <div className="bg-red-50 border border-red-200 rounded-lg p-4">
+                  <p className="text-red-700 font-medium">{activeTab.result.error}</p>
+                  {activeTab.result.detail && (
+                    <p className="text-red-600 mt-2 text-sm">{activeTab.result.detail}</p>
+                  )}
+                  {activeTab.result.hint && (
+                    <p className="text-red-500 mt-2 text-sm italic">Подсказка: {activeTab.result.hint}</p>
+                  )}
+                </div>
+              </div>
+            )}
+
+            {activeTab?.result?.success && activeTab.result.data && (
+              <ResultTable
+                data={activeTab.result.data}
+                fields={activeTab.result.fields || []}
+              />
+            )}
+          </div>
+        </div>
+      </div>
+    </div>
+  );
+}
+
+interface ResultTableProps {
+  data: any[];
+  fields: { name: string; dataTypeID: number }[];
+}
+
+function ResultTable({ data, fields }: ResultTableProps) {
+  if (data.length === 0) {
+    return (
+      <div className="flex items-center justify-center h-full text-gray-400">
+        Запрос выполнен успешно, но не вернул данных
+      </div>
+    );
+  }
+
+  const columns = fields.length > 0
+    ? fields.map(f => f.name)
+    : Object.keys(data[0] || {});
+
+  return (
+    <div className="overflow-auto h-full">
+      <table className="w-full text-sm">
+        <thead className="bg-gray-100 sticky top-0">
+          <tr>
+            <th className="px-3 py-2 text-left text-xs font-medium text-gray-500 border-r border-b border-gray-200 w-12">
+              #
+            </th>
+            {columns.map(col => (
+              <th
+                key={col}
+                className="px-3 py-2 text-left text-xs font-medium text-gray-600 border-r border-b border-gray-200 whitespace-nowrap"
+              >
+                {col}
+              </th>
+            ))}
+          </tr>
+        </thead>
+        <tbody>
+          {data.map((row, rowIndex) => (
+            <tr key={rowIndex} className="hover:bg-gray-50 border-b border-gray-100">
+              <td className="px-3 py-1.5 text-gray-400 border-r border-gray-100 text-xs">
+                {rowIndex + 1}
+              </td>
+              {columns.map(col => (
+                <td
+                  key={col}
+                  className="px-3 py-1.5 border-r border-gray-100 max-w-md truncate"
+                  title={formatCellValue(row[col])}
+                >
+                  {formatCellValue(row[col])}
+                </td>
+              ))}
+            </tr>
+          ))}
+        </tbody>
+      </table>
+    </div>
+  );
+}
+
+function formatCellValue(value: any): string {
+  if (value === null) return 'NULL';
+  if (value === undefined) return '';
+  if (typeof value === 'object') return JSON.stringify(value);
+  return String(value);
+}

frontend/src/services/api.ts

@@ -1,5 +1,5 @@
 import axios from 'axios';
-import { AuthResponse, User, Endpoint, Folder, ApiKey, Database, QueryTestResult } from '@/types';
+import { AuthResponse, User, Endpoint, Folder, ApiKey, Database, QueryTestResult, ImportPreviewResponse } from '@/types';
 
 const api = axios.create({
   baseURL: '/api',
@@ -109,15 +109,37 @@ export const endpointsApi = {
 
   test: (data: {
     database_id: string;
-    execution_type?: 'sql' | 'script';
+    execution_type?: 'sql' | 'script' | 'aql';
     sql_query?: string;
     parameters?: any[];
     endpoint_parameters?: any[];
     script_language?: 'javascript' | 'python';
     script_code?: string;
     script_queries?: any[];
+    aql_method?: string;
+    aql_endpoint?: string;
+    aql_body?: string;
+    aql_query_params?: Record<string, string>;
   }) =>
     api.post<QueryTestResult>('/endpoints/test', data),
+
+  exportEndpoint: (id: string) =>
+    api.get(`/endpoints/${id}/export`, { responseType: 'blob' }),
+
+  importPreview: (file: File) =>
+    file.arrayBuffer().then(buffer =>
+      api.post<ImportPreviewResponse>('/endpoints/import/preview', buffer, {
+        headers: { 'Content-Type': 'application/octet-stream' },
+      })
+    ),
+
+  importConfirm: (data: {
+    file_data: string;
+    database_mapping: Record<string, string>;
+    folder_id?: string | null;
+    override_path?: string;
+  }) =>
+    api.post<Endpoint>('/endpoints/import', data),
 };
 
 // Folders API
@@ -168,4 +190,61 @@ export const databasesApi = {
     api.get<{ schema: any[] }>(`/databases/${databaseId}/tables/${tableName}/schema`),
 };
 
+// SQL Interface API
+export interface SqlQueryResult {
+  success: boolean;
+  data?: any[];
+  rowCount?: number;
+  fields?: { name: string; dataTypeID: number }[];
+  executionTime?: number;
+  command?: string;
+  error?: string;
+  position?: number;
+  detail?: string;
+  hint?: string;
+}
+
+export const sqlInterfaceApi = {
+  execute: (databaseId: string, query: string) =>
+    api.post<SqlQueryResult>('/workbench/execute', { database_id: databaseId, query }),
+};
+
+// Schema API
+export interface ColumnInfo {
+  name: string;
+  type: string;
+  nullable: boolean;
+  default_value: string | null;
+  is_primary: boolean;
+  comment: string | null;
+}
+
+export interface ForeignKey {
+  column: string;
+  references_table: string;
+  references_column: string;
+  constraint_name: string;
+}
+
+export interface TableInfo {
+  name: string;
+  schema: string;
+  comment: string | null;
+  columns: ColumnInfo[];
+  foreign_keys: ForeignKey[];
+}
+
+export interface SchemaData {
+  tables: TableInfo[];
+  updated_at: string;
+}
+
+export const schemaApi = {
+  getSchema: (databaseId: string) =>
+    api.get<{ success: boolean; data: SchemaData }>(`/workbench/schema/${databaseId}`),
+
+  refreshSchema: (databaseId: string) =>
+    api.post<{ success: boolean; data: SchemaData }>(`/workbench/schema/${databaseId}/refresh`),
+};
+
 export default api;

frontend/src/types/index.ts

@@ -78,6 +78,8 @@ export interface Endpoint {
   aql_endpoint?: string;
   aql_body?: string;
   aql_query_params?: Record<string, string>;
+  // Response format
+  detailed_response?: boolean;
   created_at: string;
   updated_at: string;
 }
@@ -93,10 +95,62 @@ export interface ApiKey {
   expires_at: string | null;
 }
 
+export interface LogEntry {
+  type: 'log' | 'error' | 'warn' | 'info';
+  message: string;
+  timestamp: number;
+}
+
+export interface QueryExecution {
+  name: string;
+  sql?: string;
+  executionTime: number;
+  rowCount?: number;
+  success: boolean;
+  error?: string;
+}
+
 export interface QueryTestResult {
   success: boolean;
-  data?: any[];
+  data?: any;
   rowCount?: number;
   executionTime?: number;
   error?: string;
+  detail?: string;
+  hint?: string;
+  logs: LogEntry[];
+  queries: QueryExecution[];
+  processedQuery?: string;
+}
+
+export interface ImportPreviewDatabase {
+  name: string;
+  type: string;
+  found: boolean;
+  local_id: string | null;
+}
+
+export interface ImportPreviewFolder {
+  name: string;
+  found: boolean;
+  local_id: string | null;
+}
+
+export interface ImportPreviewResponse {
+  endpoint: {
+    name: string;
+    description: string;
+    method: string;
+    path: string;
+    execution_type: string;
+    is_public: boolean;
+    enable_logging: boolean;
+    detailed_response: boolean;
+    folder_name: string | null;
+  };
+  databases: ImportPreviewDatabase[];
+  all_databases_found: boolean;
+  local_databases: { id: string; name: string; type: string }[];
+  folder: ImportPreviewFolder | null;
+  path_exists: boolean;
 }

todo

@@ -0,0 +1,2 @@
+Протестировать изолированную среду для выполнения скриптов
+Добавить расширенное тесирование эндпоинта прямо в окно с эндпоинтом (отображение логов, результатов, возможность дебага)