Add Claude Code GitHub Action

.github/workflows/claude.yaml

@@ -0,0 +1,64 @@
+name: Claude Code
+
+on:
+  issue_comment:
+    types: [created]
+  pull_request_review_comment:
+    types: [created]
+  issues:
+    types: [opened, assigned]
+  pull_request_review:
+    types: [submitted]
+
+jobs:
+  claude:
+    # Only run if: 1) User is OWNER, and 2) Message contains @claude
+    if: |
+      (
+        github.event.comment.author_association == 'OWNER' ||
+        github.event.review.author_association == 'OWNER' ||
+        github.event.issue.author_association == 'OWNER'
+      ) && (
+        (
+          github.event_name == 'issue_comment' &&
+          contains(github.event.comment.body, '@claude')
+        ) ||
+        (
+          github.event_name == 'pull_request_review_comment' &&
+          contains(github.event.comment.body, '@claude')
+        ) ||
+        (
+          github.event_name == 'pull_request_review' &&
+          contains(github.event.review.body, '@claude')
+        ) ||
+        (
+          github.event_name == 'issues' && (
+            contains(github.event.issue.body, '@claude') ||
+            contains(github.event.issue.title, '@claude')
+          )
+        )
+      )
+    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
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          anthropic_api_key: ${{ secrets.ANTHROPIC_API_KEY }}
+
+          # Enable full bash access for Claude
+          claude_args: |
+            --allowedTools "Bash(*)"