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Add PR automation workflow for Claude Code
Co-Authored-By: Claude <noreply@anthropic.com>
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‎.github/workflows/pr-automation.yml‎

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name: PR Automation
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on:
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issue_comment:
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types: [created]
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jobs:
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execute:
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# Only run on PR comments (not issue comments) from repo owner/collaborators
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if: |
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github.event.issue.pull_request &&
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startsWith(github.event.comment.body, '[action]') ||
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startsWith(github.event.comment.body, '[fix]') ||
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startsWith(github.event.comment.body, '[debug]')
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# Use self-hosted runner to run Claude on your local machine
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# Change to 'ubuntu-latest' to run on GitHub-hosted runners instead
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runs-on: self-hosted
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permissions:
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contents: write
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pull-requests: write
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issues: write
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steps:
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- name: Get PR details
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id: pr
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uses: actions/github-script@v7
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with:
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script: |
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const pr = await github.rest.pulls.get({
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owner: context.repo.owner,
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repo: context.repo.repo,
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pull_number: context.issue.number
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});
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core.setOutput('branch', pr.data.head.ref);
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core.setOutput('sha', pr.data.head.sha);
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// Determine command
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const body = context.payload.comment.body;
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let command = 'unknown';
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if (body.startsWith('[action]')) command = 'action';
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else if (body.startsWith('[fix]')) command = 'fix';
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else if (body.startsWith('[debug]')) command = 'debug';
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core.setOutput('command', command);
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- name: Post queued comment
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uses: actions/github-script@v7
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with:
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script: |
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await github.rest.issues.createComment({
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owner: context.repo.owner,
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repo: context.repo.repo,
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issue_number: context.issue.number,
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body: '[queued] Job started in GitHub Actions...'
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});
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- name: Checkout PR branch
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uses: actions/checkout@v4
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with:
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ref: ${{ steps.pr.outputs.branch }}
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fetch-depth: 0
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- name: Setup Node.js (GitHub-hosted only)
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if: ${{ !contains(runner.name, 'self-hosted') }}
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uses: actions/setup-node@v4
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with:
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node-version: '20'
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- name: Install Claude Code CLI (GitHub-hosted only)
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if: ${{ !contains(runner.name, 'self-hosted') }}
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run: npm install -g @anthropic-ai/claude-code
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- name: Find plan file
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id: plan
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if: steps.pr.outputs.command == 'action'
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run: |
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for f in PLAN.md plan.md .claude/plan.md docs/plan.md; do
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if [ -f "$f" ]; then
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echo "file=$f" >> $GITHUB_OUTPUT
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exit 0
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fi
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done
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# Check docs/plans/*.md
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latest=$(ls -t docs/plans/*.md 2>/dev/null | head -1)
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if [ -n "$latest" ]; then
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echo "file=$latest" >> $GITHUB_OUTPUT
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exit 0
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fi
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echo "file=" >> $GITHUB_OUTPUT
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- name: Execute plan
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if: steps.pr.outputs.command == 'action' && steps.plan.outputs.file != ''
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id: execute
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env:
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ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
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run: |
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set +e
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OUTPUT=$(claude --dangerously-skip-permissions --max-turns 100 -p "
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Execute the plan in '${{ steps.plan.outputs.file }}'.
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Instructions:
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1. Read the plan file carefully
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2. Implement each step in order
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3. Commit changes with descriptive messages
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4. Push changes: git push origin ${{ steps.pr.outputs.branch }}
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Do NOT post comments to the PR.
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" 2>&1)
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EXIT_CODE=$?
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echo "exit_code=$EXIT_CODE" >> $GITHUB_OUTPUT
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# Save output to file (for artifact)
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echo "$OUTPUT" > claude-output.txt
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# Save truncated output for comment
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echo "output<<EOF" >> $GITHUB_OUTPUT
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echo "$OUTPUT" | tail -100 >> $GITHUB_OUTPUT
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echo "EOF" >> $GITHUB_OUTPUT
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- name: Handle missing plan
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if: steps.pr.outputs.command == 'action' && steps.plan.outputs.file == ''
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uses: actions/github-script@v7
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with:
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script: |
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await github.rest.issues.createComment({
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owner: context.repo.owner,
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repo: context.repo.repo,
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issue_number: context.issue.number,
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body: '[waiting] No plan file found. Please create one of: PLAN.md, plan.md, .claude/plan.md, docs/plan.md, or docs/plans/*.md'
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});
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core.setFailed('No plan file found');
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- name: Fix review comments
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if: steps.pr.outputs.command == 'fix'
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id: fix
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env:
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ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
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GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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run: |
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set +e
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# Fetch review comments
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INLINE=$(gh api repos/${{ github.repository }}/pulls/${{ github.event.issue.number }}/comments --jq '.[].body' 2>/dev/null || echo "")
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REVIEWS=$(gh api repos/${{ github.repository }}/pulls/${{ github.event.issue.number }}/reviews --jq '.[] | select(.body != "") | .body' 2>/dev/null || echo "")
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OUTPUT=$(claude --dangerously-skip-permissions --max-turns 100 -p "
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Address the PR review comments.
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=== Inline Review Comments ===
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$INLINE
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=== PR Reviews ===
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$REVIEWS
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Instructions:
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1. Read each comment and understand what change is requested
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2. Make the requested changes to the code
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3. Commit: git commit -am 'Address PR review feedback'
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4. Push: git push origin ${{ steps.pr.outputs.branch }}
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Do NOT post comments to the PR.
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" 2>&1)
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EXIT_CODE=$?
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echo "exit_code=$EXIT_CODE" >> $GITHUB_OUTPUT
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echo "$OUTPUT" > claude-output.txt
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echo "output<<EOF" >> $GITHUB_OUTPUT
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echo "$OUTPUT" | tail -100 >> $GITHUB_OUTPUT
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echo "EOF" >> $GITHUB_OUTPUT
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- name: Debug test
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if: steps.pr.outputs.command == 'debug'
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id: debug
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env:
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ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
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GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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run: |
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set +e
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OUTPUT=$(claude --dangerously-skip-permissions --max-turns 5 -p "
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This is a debug test. Post a comment to PR #${{ github.event.issue.number }} on repository ${{ github.repository }} with:
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gh pr comment ${{ github.event.issue.number }} --repo ${{ github.repository }} --body '[pass] GitHub Actions pipeline test successful'
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" 2>&1)
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EXIT_CODE=$?
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echo "exit_code=$EXIT_CODE" >> $GITHUB_OUTPUT
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echo "$OUTPUT" > claude-output.txt
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- name: Upload Claude output
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if: always()
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uses: actions/upload-artifact@v4
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with:
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name: claude-output
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path: claude-output.txt
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retention-days: 7
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- name: Post success comment
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if: success() && (steps.execute.outputs.exit_code == '0' || steps.fix.outputs.exit_code == '0')
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uses: actions/github-script@v7
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with:
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script: |
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const command = '${{ steps.pr.outputs.command }}';
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const msg = command === 'action' ? '[done] Plan execution completed.' : '[fixed] Review comments addressed.';
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const output = `${{ steps.execute.outputs.output || steps.fix.outputs.output }}`;
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let body = msg;
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if (output) {
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body += `\n\n<details><summary>Claude output (last 100 lines)</summary>\n\n\`\`\`\n${output}\n\`\`\`\n</details>`;
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}
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body += `\n\n[View full logs](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})`;
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await github.rest.issues.createComment({
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owner: context.repo.owner,
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repo: context.repo.repo,
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issue_number: context.issue.number,
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body: body
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});
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- name: Post failure comment
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if: failure() || steps.execute.outputs.exit_code != '0' && steps.execute.outputs.exit_code != '' || steps.fix.outputs.exit_code != '0' && steps.fix.outputs.exit_code != ''
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uses: actions/github-script@v7
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with:
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script: |
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const output = `${{ steps.execute.outputs.output || steps.fix.outputs.output }}`;
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let body = '[failed] Job failed.';
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if (output) {
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body += `\n\n<details><summary>Claude output (last 100 lines)</summary>\n\n\`\`\`\n${output}\n\`\`\`\n</details>`;
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}
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body += `\n\n[View full logs](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})`;
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await github.rest.issues.createComment({
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owner: context.repo.owner,
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repo: context.repo.repo,
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issue_number: context.issue.number,
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body: body
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});

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