Implement websocket server

websocketTest.js

@@ -0,0 +1,12 @@
+const WebSocket = require('ws');
+
+const WS_SERVER_PORT = process.env.WS_SERVER_PORT || 8191;
+
+const ws = new WebSocket(`ws://localhost:${WS_SERVER_PORT}`);
+ws.on('open', () => {
+	console.log('WebSocket connection established');
+	ws.send(3);
+});
+ws.on('message', (data) => {
+	console.log(data);
+});