angularjs - heroku error unexpected syntax error deplying Mean stack application -

app works on local machine , deployment successful! here app.js, becuse of .getignored files, if how push ignored files heroku?

here .gitignore

os

    # ===========     .ds_store     ehthumbs.db     icon?     thumbs.db      # node , related ecosystem     # ==========================     .nodemonignore     .sass-cache/     node_modules/     public/lib/     app/tests/coverage/     .bower-*/     .idea/     coverage/     .coveralls.yml      # mean.js app , assets     # ======================     public/dist/     uploads     modules/users/client/img/profile/uploads     config/env/local.js     config/env/local-*.js     *.pem      # compiled less , sass files     # ============================     modules/*/client/scss/*.css     modules/*/client/less/*.css      # ignoring mean.js's gh-pages branch documenation     _site/      # general     # =======     *.log     *.csv     *.dat     *.out     *.pid