skills-library/skills/code/review.md

Skill: Code Review

Description

Performs a focused code review on a pull request or diff, checking for security, performance, architecture, testing, and style issues.

Input

• diff: The code diff to review (required)
• context: Additional context about the changes (optional)
• focus_areas: Specific areas to focus on (optional)

Checklist

1. Security: SQL injection, XSS, auth bypass, secrets exposure
2. Performance: N+1 queries, memory leaks, blocking operations
3. Architecture: SOLID violations, coupling, abstraction leaks
4. Testing: Coverage gaps, edge cases, mocking issues
5. Style: Naming conventions, formatting, documentation

Output Format

{
  "severity": "pass|warn|fail",
  "issues": [
    {
      "line": 42,
      "file": "path/to/file.js",
      "type": "security|performance|architecture|testing|style",
      "severity": "critical|major|minor",
      "description": "Issue description",
      "suggestion": "How to fix"
    }
  ],
  "summary": "Brief overall assessment",
  "score": 85
}

Token Budget

• Max input: 4000 tokens
• Max output: 800 tokens

Model

• Recommended: sonnet (code analysis requires reasoning)