add export features

backend/src/app.ts

@@ -4,6 +4,7 @@ import * as ChannelRoutes from "./routes/channel";
 import * as FileRoutes from "./routes/file";
 import * as MessageRoutes from "./routes/message";
 import * as SearchRoutes from "./routes/search";
+import * as BackupRoutes from "./routes/backup";
 import { authenticate } from "./middleware/auth";
 import { initializeDB } from "./db";
 import { FRONTEND_DIR, UPLOAD_DIR } from "./config";
@@ -20,6 +21,7 @@ app.use("/channels", ChannelRoutes.router);
 app.use("/channels/:channelId/messages", MessageRoutes.router);
 app.use("/channels/:channelId/messages/:messageId/files", FileRoutes.router);
 app.use("/search", SearchRoutes.router);
+app.use("/backup", BackupRoutes.router);
 
 app.get('/check-token', authenticate, (req, res) => {
     res.json({ message: 'Token is valid' });