aad1548348
- Extract all path/API config to config.py (single source of truth) - Add run.py / burn_only.py / run.bat / burn.bat entry points - burn_only: skip transcription/subtitle gen, fast reburn existing SRTs - Fix title_segments: use transcript keyword time for split point - Fix subtitle: each overlapping title shows max title_duration (not full clip) - Fix burn_only font size: default from 90 to 60 - Delete old run_lesson1.bat/py, temp debug scripts - Update README, ARCHITECTURE, CHANGELOG, add USAGE.md