- When you need to update your branch because of other parallel developments, read [Info on git rebase vs. git merge](Info-on-git-rebase-vs.-git-merge)
- Make sure the CI with all unit tests for your branch are working
- Follow the coding guidelines
- Use `do-clang-format.py --apply`
- Use `do-clang-format.py --apply`, if there are problems with the clang-version, do `do-clang-format.py --apply --docker` (requires docker to be installed).
- Use `do-copyright.py --check` and `do-copyright.py --year 202x`
