Chat, scrolling, sockets and timestamps updated

src/backend/server.js

@@ -0,0 +1,31 @@
+const express = require("express");
+const http = require("http");
+const { Server } = require("socket.io");
+require("dotenv").config();
+
+const app = express();
+const server = http.createServer(app);
+const io = new Server(server);
+
+io.on("connection", (socket) => {
+  console.log("New connection:", socket.id);
+
+  // For messages
+  socket.on("sendMessage", (message) => {
+    console.log("Message received:", message);
+    socket.broadcast.emit("receiveMessage", message);
+  });
+
+  socket.on("disconnect", () => {
+    console.log("User disconnected:", socket.id);
+  });
+});
+
+app.get("/", (req, res) => {
+  res.send("Socket.IO Server is running");
+});
+
+const PORT = process.env.PORT || 8099;
+server.listen(PORT, () => {
+  console.log(`Server is running on port ${PORT}`);
+});