#001Vibe-Proving-Skills1 件の skills302026-04-23 更新クリエイター内の 100%skill職業分類説明更新lean4-guidelinesソフトウェア開発者Lean 4 formalization and proving workflow. Use for theorem formalization, definition design, proof construction, and proof repair with MCP self-check and Mathlib-first reuse.2026-04-23