Add Claude Code GitHub Action workflow

.github/workflows/test_claude_action.yml

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+name: Claude Code - Rebase & Merge
+on:
+  issue_comment:
+    types: [created]
+  pull_request_review_comment:
+    types: [created]
+  issues:
+    types: [opened, assigned]
+  pull_request_review:
+    types: [submitted]
+
+
+jobs:
+  claude:
+    if: |
+      (github.event_name == 'issue_comment' && contains(github.event.comment.body, 'merge-master')) ||
+      (github.event_name == 'pull_request_review_comment' && contains(github.event.comment.body, 'merge-master')) ||
+      (github.event_name == 'pull_request_review' && contains(github.event.review.body, 'merge-master')) ||
+      (github.event_name == 'issues' && (contains(github.event.issue.body, '@claude') || contains(github.event.issue.title, 'merge-master')))
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+      issues: write
+      id-token: write
+      actions: read # Required for Claude to read CI results on PRs
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+        with:
+          fetch-depth: 1
+
+      - name: Run Claude Code
+        id: claude
+        uses: anthropics/claude-code-action@v1
+        with:
+          anthropic_api_key: ${{ secrets.ANTHROPIC_API_KEY }}
+          prompt: |
+            @agent-code-reviewer
+            **GitHub PR Context:**
+            - Repository: ${{ github.repository }}
+            - PR Number: ${{ github.event.pull_request.number }}
+            - Base Branch: ${{ github.event.pull_request.base.ref }}
+            - Head Branch: ${{ github.event.pull_request.head.ref }}
+            - PR Title: ${{ github.event.pull_request.title }}
+
+            **Your Task:**
+              Base branch is master, You need to merge latest master branch into PR branch,
+              Resolve if there are any merge conflicts while merging. 
+              Note: Do not push any changes to master branch, only push to PR branch if conflicts are resolved
+
+          claude_args: "--allowedTools 'Edit,MultiEdit,Write,Read,Glob,Grep,LS,Bash(git:*),Bash(bun:*),Bash(npm:*),Bash(npx:*),Bash(gh:*)'"
+
+          # Optional: Customize the trigger phrase (default: @claude)
+          # trigger_phrase: "/claude"
+
+          # Optional: Trigger when specific user is assigned to an issue
+          # assignee_trigger: "claude-bot"
+
+          # Optional: Configure Claude's behavior with CLI arguments
+          # claude_args: |
+          #   --model claude-opus-4-1-20250805
+          #   --max-turns 10
+          #   --allowedTools "Bash(npm install),Bash(npm run build),Bash(npm run test:*),Bash(npm run lint:*)"
+          #   --system-prompt "Follow our coding standards. Ensure all new code has tests. Use TypeScript for new files."
+
+          # Optional: Advanced settings configuration
+          # settings: |
+          #   {
+          #     "env": {
+          #       "NODE_ENV": "test"
+          #     }
+          #   }