ai-agents-build-and-env

Runbook to recreate the ai-agents dev environment from scratch and survive its traps, including the uv-pinned Python 3.14.6, git hooks install, MCP layer setup, contributor commands, and PEP 668. Use when you say set up this repo, bootstrap the environment, fresh clone setup, or you hit ModuleNotFoundError yaml. Do NOT use for the generation pipeline (use ai-agents-generation-and-release) or CI gate evidence rules…