文件头三行契约注释。触发：create file、新建文件、编写代码。
.claude/skills/file-header-guardian
Use when you have lint errors, formatting issues, or before committing code to ensure it passes CI.
This skill should be used when the user asks to "update documentation for my changes", "check docs for this PR", "what docs need u...
Write docstrings for PyTorch functions and methods following PyTorch conventions. Use when writing or updating docstrings in PyTor...