WIP still, tuning up auth and room wildcard with middleware

backend/routes/room/[roomCode]/_middleware.dart

@@ -0,0 +1,7 @@
+import 'package:backend/middleware/auth_middleware.dart';
+import 'package:dart_frog/dart_frog.dart';
+
+// Middleware to check for jwt tokens on all routes under /room/[roomCode]/
+Handler middleware(Handler handler) {
+  return handler.use(tokenAuthMiddleware());
+}

backend/routes/room/[roomCode]/join.dart

@@ -0,0 +1,5 @@
+import 'package:dart_frog/dart_frog.dart';
+
+Response onRequest(RequestContext context, String roomCode) {
+  return Response(body: 'Joined $roomCode!');
+}