Set up claude (#17854)

Set up claude in ET repo

Author: JacobSzwejbka

.github/workflows/claude-code.yml

@@ -0,0 +1,70 @@
+name: Claude Code
+
+on:
+  issue_comment:
+    types: [created]
+  pull_request_review_comment:
+    types: [created]
+  issues:
+    types: [opened]
+
+jobs:
+  claude-code:
+    # Early exit conditions (fast gate — avoids spinning up a runner for unauthorized users):
+    # 1. Must be pytorch org
+    # 2. Must mention @claude
+    # 3. Must be org member/collaborator OR an allowed bot
+    # Note: issue_comment and pull_request_review_comment share the same payload paths
+    if: |
+      github.repository_owner == 'pytorch' &&
+      (
+        (github.event_name != 'issues' &&
+         contains(github.event.comment.body, '@claude') &&
+         contains(fromJSON('["OWNER","MEMBER","COLLABORATOR"]'), github.event.comment.author_association)) ||
+        (github.event_name == 'issues' &&
+         contains(github.event.issue.body, '@claude') &&
+         contains(fromJSON('["OWNER","MEMBER","COLLABORATOR"]'), github.event.issue.author_association))
+      )
+    runs-on: ubuntu-latest
+    timeout-minutes: 60
+    environment: bedrock
+    permissions:
+      contents: read
+      pull-requests: write
+      issues: write
+      id-token: write
+    steps:
+      # Fork PR support enabled by using izaitsevfb/claude-code-action@forked-pr-fix
+
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+
+      - name: Install lintrunner
+        run: |
+          pip install lintrunner==0.12.5
+          lintrunner init
+
+      - name: Configure AWS credentials via OIDC
+        uses: aws-actions/configure-aws-credentials@v4
+        with:
+          role-to-assume: arn:aws:iam::308535385114:role/gha_workflow_claude_code
+          aws-region: us-east-1
+
+      - name: Run Claude Code
+        uses: izaitsevfb/claude-code-action@forked-pr-fix
+        with:
+          # We filter by github.actor at workflow level, there is no point of filtering here as well
+          allowed_bots: "*"
+          claude_args: "--model global.anthropic.claude-opus-4-6-v1"
+          settings: '{"alwaysThinkingEnabled": true}'
+          use_bedrock: "true"
+
+      - name: Upload usage metrics
+        if: always()
+        uses: pytorch/test-infra/.github/actions/upload-claude-usage@main