feat: back-to-search button, retry site search, update checker, nsis installer

main.js

@@ -157,6 +157,27 @@ async function loadExtensions() {
   }
 }
 
+// --- Updates ---
+
+async function checkForUpdates() {
+  try {
+    const res = await getDirectSession().fetch(
+      'https://gitea.esh-service.ru/api/v1/repos/public/ESH-Media/releases/latest'
+    );
+    if (!res.ok) return;
+    const data = await res.json();
+    const latest = (data.tag_name || '').replace(/^v/, '');
+    const current = app.getVersion();
+    if (latest && latest !== current) {
+      mainWindow.webContents.send('update-available', {
+        version: latest,
+        url: data.html_url,
+        assets: (data.assets || []).map(a => ({ name: a.name, url: a.browser_download_url })),
+      });
+    }
+  } catch (_) {}
+}
+
 // --- Window ---
 
 async function createWindow() {
@@ -862,6 +883,10 @@ app.whenReady().then(async () => {
   getDirectSession();
   await loadExtensions();
   await createWindow();
+
+  mainWindow.webContents.once('did-finish-load', () => {
+    setTimeout(checkForUpdates, 4000);
+  });
 });
 
 app.on('window-all-closed', () => {