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name: code-review description: Review code quality, patterns, and best practices phases: [R, V]

Code Review

When to Use

Use this skill when reviewing code files or when asked to analyze code quality.

Review Dimensions

1. Readability

• Clear naming conventions
• Appropriate comments (why, not what)
• Consistent formatting
• Logical code organization

2. Maintainability

• Single Responsibility Principle
• Low coupling, high cohesion
• No magic numbers/strings
• Configuration externalized

3. Correctness

• Logic errors
• Off-by-one errors
• Null/undefined handling
• Type safety

4. Performance

• Algorithm complexity
• Resource management
• Caching opportunities
• Unnecessary computations

5. Security

• Input validation
• Output encoding
• Authentication checks
• Authorization checks

Output Format

Copy## File: [filename]

### Issues Found
| Line | Severity | Issue | Suggestion |
|------|----------|-------|------------|
| 42 | High | SQL injection risk | Use parameterized query |

### Positive Observations
- Good use of...
- Well-structured...

### Refactoring Opportunities
- Extract method for...
- Consider using pattern...