Agent Skills: review-code

Structured code review across correctness, security, performance, readability, testing, and architecture, with language-specific guidance and human-readable findings. Use whenever the user asks to review a PR, inspect git changes before merge, audit a directory or file set, prepare merge feedback, summarize review findings, or do code review / PR review / CR / review comments / 代码审查. Adapt the output language to the user's context: use Chinese review wording for Chinese or mixed Chinese discussions, and English review wording for English-first discussions.