basic websocket handling and testing

example/client/test.ts

@@ -0,0 +1,17 @@
+function test() {
+	const ws = new WebSocket("ws://localhost:8080/tether");
+	ws.onmessage = (event) => {
+		console.log(event.data);
+	};
+	ws.onopen = () => {
+		console.log("Connected to server");
+        ws.send(JSON.stringify({
+            type: "subscribe",
+            channel: "messages",
+        }));
+	};
+	ws.onclose = () => {
+		console.log("Disconnected from server");
+	};
+}
+test();