Codebase Understanding for Claude Code
4 files for GitHub Copilot, Codex, OpenCode, Claude Code and Gemini CLI: constellation-claude copilot-instructions.md, constellation-claude AGENTS.md, constellation-claude CLAUDE.md, constellation-claude GEMINI.md — 21,600 tokens loaded in every session.
.github/copilot-instructions.md A 4 tok AGENTS.md A 21,590 tok CLAUDE.md A 3 tok GEMINI.md A 3 tok These files are ShiftinBits/constellation-claude's own configuration — they tell GitHub Copilot, Codex, OpenCode, Claude Code and Gemini CLI how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.