📚 Two books on harness engineering — the design philosophies behind Claude Code & Codex: constraints, query loops, context governance, multi-agent verification. harness-books.agentway.dev
3 files for Codex, OpenCode and Claude Code: harness-book-best-practice, harness-books AGENTS.md, harness-books CLAUDE.md — 913 tokens loaded in every session.
AGENTS.md A 910 tok CLAUDE.md A 3 tok .codex/skills/harness-book-best-practice/SKILL.md A 86 tok These files are wquguru/harness-books's own configuration — they tell Codex, OpenCode and Claude Code 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.