* Some refactor on git diff and ignore getting commit information failed on migrating pull request review comments
* fix test
* fix lint
* Change error log to warn
* fix typo
* Migrate reviews when migrating repository from github
* fix lint
* Added test and migration when external user login
* fix test
* fix commented state
* Some improvements
* fix bug when get pull request and ref original author on code comments
* Fix migrated line; Added comment for review
* Don't load all pull requests attributes
* Fix typo
* wrong change copy head
* fix tests
* fix reactions
* Fix test
* fix fmt
* fix review comment reactions