- Add python-dotenv dependency for environment variable loading
- Replace params.json and params-local.json with .env files
- Add --local and --local-stacosys flags to makesite.py
- Update Makefile to auto-detect stacosys availability
- Document configuration and usage in README.md
Applied improvements from feature-code-quality branch:
- Refactored slugify() for better readability with inline comments
- Renamed log() parameter *args to *log_args (avoid shadowing built-in)
- Added comprehensive unit tests for slugify function
- Enhanced Makefile with typecheck and test targets
- Updated build target to run type checks and tests before Docker build
All tests pass and type checking succeeds.
