- Add comprehensive tests for all packages (3572 tests, 100% branch coverage)
- Split oversized test files to stay under 500-line limit
- Add per-file ruff ignores for test-appropriate suppressions
- Fix _cache_decks.py to properly convert JSON lists to tuples
- Add session-scoped conftest fixture for logging handler cleanup (Python 3.14)
- Update ruff pre-commit hook to v0.15.2
- Add codespell ignore words for test data
- Add generated output files to .gitignore
- Add +x to Python scripts with shebangs (3 files)
- Remove -x from non-script files like .cpp, .txt, makefile (23 files)
- Move shebang to first line in C/imageViewer/lint.sh