It works off a single json file using regex and simple pattern matching The extension comes with a simple example json file example included but this can (and should be) edited to match your own code problems. You can edit it in the 'Files changed' window of your pr
A basic readme is available here: https://github.com/whatever555/git_helper#github-code-review-helper
and the extension can be found here: https://chrome.google.com/webstore/detail/github-helper-code-review/aboioehhpmdocefcoofhpogffkdmdmga?hl=en
thanks for checking it out