Runs before the agent uses a tool for Bash(**git commit**) tool calls, executing validate_mintlify_docs.py via python3 with --check and --strict (2 commands). From vishnu2kmohan/mcp-server-langgraph.
Runs when you submit a prompt, before the agent sees it, running echo '💡 Reminder: TDD workflow - write tests FIRST'. From vishnu2kmohan/mcp-server-langgraph.