- Add developer documentation to sshd package
- Improve error message for Gitaly `LimitError`s
- Drop 1.16 compatibility in go.sum
- Bump x/text to 0.3.8
- Update prometheus package to 1.13.1
- Restrict IP access for PROXY protocol
- Fix broken Gitaly integration tests
- Clean up .gitlab-ci.yml file
- Use the images provided by Gitlab to run tests
- Use Ruby 2.7.7 as the default
- Use blocking reader to fix race in test

Changelog: changed