name: Claude Code Review

on:
  pull_request:
    types: [opened, synchronize]  # Runs on new PRs and updates

jobs:
  code-review:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: read
      issues: read
      id-token: write
    steps:
      # Check out the code to allow git diff operations
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0  # Fetch full history for accurate diffs

      - name: Run Code Review with Claude
        id: code-review
        uses: anthropics/claude-code-action@beta
        with:
          # Define the review focus areas
          prompt: "Review the PR changes. Focus on code quality, potential bugs, and performance issues. Suggest improvements where appropriate."

          # Limited tools for safer review operations
          allowed_tools: "Bash(git diff --name-only HEAD~1),Bash(git diff HEAD~1),View,GlobTool,GrepTool"

          anthropic_api_key: ${{ secrets.ANTHROPIC_API_KEY }}