Fixed configuration for use in production

app.py

@@ -651,4 +651,4 @@ def get_metadata_endpoints():
 
 
 if __name__ == "__main__":
-    app.run(port=80, host="127.0.0.2")
+    app.run()

wsgi.py

@@ -0,0 +1,4 @@
+from app import app
+
+if __name__ == '__main__':
+   app.run()