Add automated PR review workflow with /review command
#5
Workflow file for this run
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| name: PR Review on Command | |
| on: | |
| issue_comment: | |
| types: [created] | |
| workflow_dispatch: | |
| inputs: | |
| pr_number: | |
| description: "PR number to review" | |
| required: true | |
| type: number | |
| pull_request: | |
| types: [opened, synchronize, reopened] | |
| push: | |
| branches: | |
| - '**' | |
| permissions: | |
| contents: read | |
| pull-requests: write | |
| issues: write | |
| jobs: | |
| debug: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Debug info | |
| run: | | |
| echo "Event name: ${{ github.event_name }}" | |
| echo "Ref: ${{ github.ref }}" | |
| echo "Actor: ${{ github.actor }}" | |
| check-comment: | |
| runs-on: ubuntu-latest | |
| outputs: | |
| should_run: ${{ steps.check.outputs.result }} | |
| pr_number: ${{ steps.get-pr.outputs.pr_number }} | |
| steps: | |
| - name: Get PR number | |
| id: get-pr | |
| run: | | |
| if [ "${{ github.event_name }}" == "pull_request" ]; then | |
| echo "pr_number=${{ github.event.pull_request.number }}" >> $GITHUB_OUTPUT | |
| elif [ "${{ github.event_name }}" == "push" ]; then | |
| echo "pr_number=0" >> $GITHUB_OUTPUT | |
| elif [ "${{ github.event_name }}" == "issue_comment" ]; then | |
| echo "pr_number=${{ github.event.issue.number }}" >> $GITHUB_OUTPUT | |
| elif [ "${{ github.event_name }}" == "workflow_dispatch" ]; then | |
| echo "pr_number=${{ inputs.pr_number }}" >> $GITHUB_OUTPUT | |
| fi | |
| - name: Check conditions | |
| id: check | |
| run: | | |
| echo "Event: ${{ github.event_name }}" | |
| if [ "${{ github.event_name }}" == "pull_request" ] || [ "${{ github.event_name }}" == "workflow_dispatch" ]; then | |
| echo "result=true" >> $GITHUB_OUTPUT | |
| else | |
| echo "result=false" >> $GITHUB_OUTPUT | |
| fi | |
| - name: Add reaction | |
| if: github.event_name == 'issue_comment' | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| await github.rest.reactions.createForIssueComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| comment_id: context.payload.comment.id, | |
| content: 'eyes' | |
| }); | |
| run-review: | |
| needs: [check-comment] | |
| if: always() && needs.check-comment.outputs.should_run == 'true' && needs.check-comment.outputs.pr_number != '0' | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| - name: Get PR details | |
| id: pr-details | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const prNumber = ${{ needs.check-comment.outputs.pr_number }}; | |
| const { data: pr } = await github.rest.pulls.get({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| pull_number: prNumber | |
| }); | |
| const { data: files } = await github.rest.pulls.listFiles({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| pull_number: prNumber | |
| }); | |
| core.setOutput('pr_title', pr.title); | |
| core.setOutput('pr_author', pr.user.login); | |
| core.setOutput('files_changed', files.length); | |
| - name: Check API key | |
| id: check-key | |
| run: | | |
| if [ -n "${{ secrets.ANTHROPIC_API_KEY }}" ]; then | |
| echo "has_key=true" >> $GITHUB_OUTPUT | |
| else | |
| echo "has_key=false" >> $GITHUB_OUTPUT | |
| fi | |
| - name: Run PR Reviewer | |
| if: steps.check-key.outputs.has_key == 'true' | |
| uses: docker/cagent-action@1f7ec0445e138a587639fc9c046076e22d184349 | |
| with: | |
| agent: agentcatalog/github-action-pr-reviewer:2.0.0 | |
| mcp-gateway: true | |
| anthropic-api-key: ${{ secrets.ANTHROPIC_API_KEY }} | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| env: | |
| ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }} | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| continue-on-error: true | |
| - name: Determine trigger source | |
| id: trigger | |
| run: | | |
| EVENT="${{ github.event_name }}" | |
| if [ "$EVENT" == "workflow_dispatch" ]; then | |
| echo "source=Manual trigger" >> $GITHUB_OUTPUT | |
| elif [ "$EVENT" == "pull_request" ]; then | |
| echo "source=PR update" >> $GITHUB_OUTPUT | |
| elif [ "$EVENT" == "issue_comment" ]; then | |
| echo "source=@${{ github.event.comment.user.login }}" >> $GITHUB_OUTPUT | |
| else | |
| echo "source=$EVENT" >> $GITHUB_OUTPUT | |
| fi | |
| - name: Post comment | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const hasKey = '${{ steps.check-key.outputs.has_key }}' === 'true'; | |
| const prNumber = ${{ needs.check-comment.outputs.pr_number }}; | |
| const triggeredBy = '${{ steps.trigger.outputs.source }}'; | |
| let body; | |
| if (hasKey) { | |
| body = `## 🤖 AI PR Review Complete\n\nThe automated PR review has been completed.\n\n**Triggered by:** ${triggeredBy}\n**Workflow:** [View Details](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})`; | |
| } else { | |
| body = `## 🤖 PR Review Test\n\n✅ Workflow test successful!\n\n**PR:** ${{ steps.pr-details.outputs.pr_title }}\n**Author:** @${{ steps.pr-details.outputs.pr_author }}\n**Files:** ${{ steps.pr-details.outputs.files_changed }}\n**Triggered by:** ${triggeredBy}\n\n⚠️ Add ANTHROPIC_API_KEY to enable AI reviews.`; | |
| } | |
| await github.rest.issues.createComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: prNumber, | |
| body: body | |
| }); | |
| - name: Success reaction | |
| if: success() && github.event_name == 'issue_comment' | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| await github.rest.reactions.createForIssueComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| comment_id: context.payload.comment.id, | |
| content: 'rocket' | |
| }); |