Development Guide
Contributing to Galaxy Eggbert — direction rules, style, debugging, and known issues.
Coding Style
Naming conventions, the no-#ifdef rule, and the CNA+Easy3D direction lock.
Debugging
The backbuffer-sampling self-check, GDB, and common problems.
Extending the Game
Where to add block types and worlds; what requires approval first.
Known Issues & Roadmap
What's not implemented, and the E3D-MIG task list from plan.md.