app: Add confirmation and mcp config update api

Author: ashu8912

app/electron/main.ts

@@ -1249,6 +1249,9 @@ function startElecron() {
       },
     });
 
+    // Set the main window reference in the MCP client for dialogs
+    mcpClient.setMainWindow(mainWindow);
+
     // Load the frontend
     mainWindow.loadURL(startUrl);
 
@@ -1469,6 +1472,10 @@ function startElecron() {
     if (mcpClient) {
       mcpClient.cleanup().catch(console.error);
     }
+    // Cleanup MCP client
+    if (mcpClient) {
+      mcpClient.cleanup().catch(console.error);
+    }
   });
 }