chore: add safety notes to release command This PR adds two safety notes to the Claude Code release command: - Mathlib bump branches live on `mathlib4-nightly-testing`, not the main `mathlib4` repo - Never force-update remote refs without explicit user confirmation Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This is the repository for Lean 4.
See Install Lean.
Please read our Contribution Guidelines first.
See Building Lean.