Skills（SKILL.md）は、AIエージェント（Claude Code、Cursor、Codexなど）に特定の能力を追加するための設定ファイルです。
詳しく見る →Run this skill as a lightweight pre-check for chanjing actions. When the user asks to generate or configure chanjing credentials/keys (APP_ID/SECRET_KEY), run this skill to guide them—check if already configured; if yes, ask whether to re-apply; then open login page and let the user either run the config command or paste APP_ID/SECRET_KEY for the agent to apply.