add claude review

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

@@ -0,0 +1,47 @@
+name: Claude Code Review
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened, ready_for_review]
+
+concurrency:
+  group: claude-code-review-${{ github.event.pull_request.number }}
+  cancel-in-progress: true
+
+jobs:
+  claude-review:
+    if: github.event.pull_request.draft == false
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
+      issues: write
+      id-token: write
+      actions: read
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      - name: Claude review
+        uses: anthropics/claude-code-action@v1
+        with:
+          anthropic_api_key: ${{ secrets.ANTHROPIC_API_KEY }}
+          prompt: |
+            REPO: ${{ github.repository }}
+            PR NUMBER: ${{ github.event.pull_request.number }}
+
+            Review this pull request and leave concise, actionable feedback.
+            Focus on:
+            - correctness and bugs
+            - security issues
+            - breaking changes
+            - performance issues
+            - readability and maintainability
+            - missing or weak test coverage
+
+            Use the repository's CLAUDE.md for style and conventions.
+            Only comment when there is a concrete issue worth fixing.
+