我正在关注 ruby.railstutorial。我运行命令“git push heroku master”,它吐出这个错误。
Permission denied (publickey).
fatal: Could not read from remote repository.
Please make sure you have the correct access rights
and the repository exists.
我在我的 Rails 应用程序“/Users/lexi87/rails_projects/first_app”中。有什么解决办法吗?