- Remove base-legacy.yml and base-modern.yml (YAML anchors don't work with include)
- Make all compose files self-contained
- Add .env.modern (8G RAM, 4 CPU) for Win 10/11, Server 2016+
- Add .env.legacy (2G RAM, 2 CPU) for older systems
- Update README and .env.example documentation
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>