```ruby
require "circle_reaper/app"
require "circle_reaper/circle_worker"
require "circle_reaper/pull_request"

module CircleReaper
  def self.github_client
    @github_client ||= Github.new(basic_auth: ENV.fetch("GITHUB_TOKEN"))
  end
end
```

Remove reference to old pull request file
user
```ruby
require "circle_reaper/app"
require "circle_reaper/circle_worker"
require "circle_reaper/reaper"

module CircleReaper
  def self.github_client
    @github_client ||= Github.new(basic_auth: ENV.fetch("GITHUB_TOKEN"))
  end
end
```
assistant