Add Claude Code auto-review workflow for pull requests

Add a new GitHub Actions workflow that automatically triggers Claude
Code to review pull requests when they are opened or synchronized.
The workflow uses the official claude-code-action and focuses on
code quality, bugs, security, and performance considerations.

Co-Authored-By: Claude Opus 4.5 <[email protected]>

Author: andrii0lomakin

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

@@ -0,0 +1,38 @@
+name: Claude Auto Review
+on:
+  pull_request:
+    types: [opened, synchronize]
+
+jobs:
+  review:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
+      id-token: write
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          fetch-depth: 1
+
+      - 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 }}
+
+            Please review this pull request with a focus on:
+            - Code quality and best practices
+            - Potential bugs or issues
+            - Security implications
+            - Performance considerations
+
+            Note: The PR branch is already checked out in the current working directory.
+
+            Use `gh pr comment` for top-level feedback.
+            Use `mcp__github_inline_comment__create_inline_comment` to highlight specific code issues.
+            Only post GitHub comments - don't submit review text as messages.
+
+          claude_args: |
+            --allowedTools "mcp__github_inline_comment__create_inline_comment,Bash(gh pr comment:*),Bash(gh pr diff:*),Bash(gh pr view:*)"