Updated websocket example to improve clarity and to be more distinct from chat example (#1637)

Co-authored-by: David Pedersen <[email protected]>

examples/websockets/assets/script.js

@@ -7,3 +7,19 @@ socket.addEventListener('open', function (event) {
 socket.addEventListener('message', function (event) {
     console.log('Message from server ', event.data);
 });
+
+
+setTimeout(() => {
+    const obj = { hello: "world" };
+    const blob = new Blob([JSON.stringify(obj, null, 2)], {
+      type: "application/json",
+    });
+    console.log("Sending blob over websocket");
+    socket.send(blob);
+}, 1000);
+
+setTimeout(() => {
+    socket.send('About done here...');
+    console.log("Sending close over websocket");
+    socket.close(3000, "Crash and Burn!");
+}, 3000);