TTF Font Support:
- Bundle 7 IBM PC fonts from Ultimate Oldschool PC Font Pack (CC BY-SA 4.0)
- Add fonts.py module with resolve_font() for host/Docker path handling
- Add fonts_list() MCP tool for font discovery
- Extend launch() with TTF parameters (output, ttf_font, ttf_ptsize, etc.)
- Mount fonts at /fonts in Docker container for TTF rendering
Network Tools:
- Add port_list() to show configured serial/parallel ports
- Add port_status() to check port connectivity
- Add modem_dial()/modem_hangup() for BBS dial-out
- Extend launch() with serial1/serial2/ipx parameters
Logging Tools:
- Add logging_status/enable/disable for DOSBox-X debug logging
- Add logging_category() for selective category control
- Add log_capture()/log_clear() for log retrieval
Code quality improvements:
- Use contextlib.suppress instead of try-except-pass
- Fix variable naming (VIDEO_BASE -> video_base)
- Apply ruff formatting throughout
