Implement websocket notifications for center status, mode and few other changes

websocketTest.js

@@ -3,10 +3,18 @@ const WebSocket = require('ws');
 const WS_SERVER_PORT = process.env.WS_SERVER_PORT || 8191;
 
 const ws = new WebSocket(`ws://localhost:${WS_SERVER_PORT}`);
+const ws2 = new WebSocket(`ws://localhost:${WS_SERVER_PORT}`);
 ws.on('open', () => {
 	console.log('WebSocket connection established');
-	ws.send(0);
+	ws.send("client:0");
 });
 ws.on('message', (data) => {
 	console.log(String(data));
+});
+ws2.on('open', () => {
+	console.log('WebSocket connection established');
+	ws.send("center:0");
+});
+ws2.on('message', (data) => {
+	console.log(String(data));
 });