fix

Twidder (Lab3)/server.py

@@ -10,7 +10,7 @@ app = Flask(__name__)
 
 @app.route("/", methods = ['GET'])
 def hello_world():
-    return "<p>Hello, Lab_2!</p>", 200
+    return app.send_static_file("client.html"), 200
 
 
 @app.route("/users/sign_up", methods = ['POST'])