javascript - Google App Engine static css and js files -

i want create google app engine hosted application on http://hangoutsangular.appspot.com/

unfortunately scripts , css files not delivered, instead request hits index.html file well.

here content of app.yaml file:

handlers: - url: /css static_dir: css - url: /js static_dir: js - url: /.* script: index.html 

what's wrong regarding configuration?