feat: Add and start self-ping functionality to keep the server awake.

Author: parthsali

server.js

@@ -1,13 +1,14 @@
 import app from "./src/app.js";
 import { PORT } from "./src/config/config.js";
-
+import { startSelfPing } from "./src/helpers/self-ping.js";
 import { connectDB } from "./src/config/db.js";
 
 const startServer = () => {
   app.listen(PORT, () => {
     console.log(`Server is running on port ${PORT}`);
     connectDB();
 
+    startSelfPing();
     // startCronJob();
   });
 };