Prevent Copilot Code Review setup failure (#62577)

Copilot-Session: a4cb1484-1fe1-4bb2-a119-e8ec6f1ee6a4

Author: loganrosen

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

@@ -0,0 +1,20 @@
+# Copilot Code Review setup steps
+#
+# Code Review cannot access the private early-access repository, so it uses
+# this secret-free setup instead of the cloud agent setup workflow.
+
+name: 'Copilot Code Review Setup Steps'
+
+on:
+  workflow_dispatch:
+
+jobs:
+  copilot-setup-steps:
+    runs-on: ubuntu-latest
+    if: github.repository == 'github/docs-internal' || github.repository == 'github/docs'
+    permissions:
+      contents: read
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+      - uses: ./.github/actions/node-npm-setup