No implementation changes. Only CI changes.
- Updated GitHub actions:
- `RubbaBoy/BYOB`,
- `paambaati/codeclimate-action`,
- `actions/checkout`,
- `actions/setup-python`.
- Removed deprecated `set-output`.
- GitHub Actions targets `ubuntu-20.04` instead of `ubuntu-latest`.
- Badges are now generated on 3 states.
- supported (green)
- failed (red)
- unsupported (yellow)
- Changed `README.rst` to `README.md`.