Draft: polish

• Move to UV:
  • pyproject.toml
  • Dockerfile
  • Convert package to a cli/script command "mock it"
• lint/formatting:
  • yaml/yml - yamlfix / yamllint (pre-commit)
  • json - pretty-format-json (pre-commit)
  • all files - trailing-whitespace (pre-commit)
  • all files - end-of-file-fixer (pre-commit)
  • all files - mixed-line-ending (pre-commit)
  • markdown - markdownlint
  • python - ruff format
  • python - ruff check
  • Dockerfile(s) - hadolint