fix: notify on review failure

Author: zfarrell

.github/workflows/claude-pr-review.yml

@@ -45,6 +45,7 @@ jobs:
           echo "EOF" >> $GITHUB_OUTPUT
 
       - uses: anthropics/claude-code-action@v1
+        id: review
         continue-on-error: true
         with:
           anthropic_api_key: ${{ secrets.ANTHROPIC_API_KEY }}
@@ -56,3 +57,9 @@ jobs:
             ${{ steps.prompt.outputs.content }}
           claude_args: |
             --allowedTools "mcp__github_inline_comment__create_inline_comment,Bash(gh pr comment:*),Bash(gh pr diff:*),Bash(gh pr view:*),Bash(gh pr review:*),Read"
+
+      - name: Notify on review failure
+        if: steps.review.outcome == 'failure'
+        run: gh pr comment ${{ github.event.pull_request.number }} --body "Automated review unavailable (Claude step failed). Please review manually."
+        env:
+          GH_TOKEN: ${{ github.token }}