Faster PR Reviews with Claude Code: Automate the Mechanical Checks

Faster PR Reviews with Claude Code: Automate the Mechanical Checks The Problem Engineers spend 1-2 hours/day on PR reviews. Much of that is mechanical. Claude Code can handle: Style and naming checks Basic bug detection Security pattern matching Leaving humans to focus on: Design decisions Business logic Architecture review Core Review Command .claude/commands/review-pr.md : # PR Review Review: git diff main...HEAD ## Code Quality 1. Naming convention consistency 2. Function length (>30 lines = split candidate) 3. Nesting depth (>3 levels = refactor) ## Bug Risk 1. Missing null checks / error handling 2. Missing await in async code 3. Type mismatches ## Security 1. Input validation present 2. Auth/authorization verified ## Tests 1. Coverage of changed code 2. Edge cases covered Severity: [REQUIRED] / [RECOMMENDED] / [SUGGESTION] Auto-Post Review to GitHub import subprocess import anthropic def review_pr ( pr_number : int ): diff = subprocess . check_output ([ ' git ' , ' diff ' , ' mai