add WS client in frontend, start work on play website

app/static/js/main.js

@@ -0,0 +1,16 @@
+import { createWSClient } from "./ws.js";
+import {
+  handleP2Connected,
+  handleGameStarted,
+  handleCodeGameCreated,
+} from "./ws_handlers.js";
+
+function main() {
+  createWSClient({
+    onGameStarted: handleGameStarted,
+    onP2Connected: handleP2Connected,
+    onGameCreated: handleCodeGameCreated,
+  });
+}
+
+main();