New test apps and E2E tests:
- fontenum: Font enumeration via Local Font Access API (180 fonts)
- textdecor: Text underline/strikethrough decorations
- bitmask: wxMask bitmap transparency with color keys
- regions: Non-rectangular region clipping (union, subtract, complex shapes)
Updates:
- playwright.config.ts: Add local-fonts permission
- WHATWORKS.md: Document implemented features, update test counts
- Makefile.wasm: Add build targets for new test apps
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
