Code Review Prompts

Review this code for: 1) Bugs and logic errors, 2) Security vulnerabilities, 3) Performance issues, 4) Code style and readability, 5) Edge cases not handled. Prioritize findings by severity. For each issue, explain why it matters and suggest a fix.

Perform a security-focused review of this code. Check for: injection vulnerabilities, authentication/authorization issues, data exposure, insecure dependencies, and OWASP Top 10 risks. Rate each finding (Critical/High/Medium/Low).

Analyze this code for performance issues. Identify: unnecessary computations, N+1 query problems, memory leaks, inefficient algorithms, and missing caching opportunities. Suggest specific optimizations with estimated impact.

Review this pull request diff and write a summary for the team. Include: what the change does (plain English), potential impacts on other parts of the system, testing recommendations, and any concerns. Format for async review.

Based on this code, suggest test cases that should exist. Include: happy path tests, edge cases, error conditions, boundary values, and integration test scenarios. For each, describe what it should test and why.

Refactor this code for better readability without changing functionality. Focus on: naming, function length, single responsibility, removing duplication, and adding clarifying comments where logic is complex. Show before/after.