fix: allow check-warp-deploy to run on fork PRs

.changeset/fork-pr-warp-check.md

@@ -0,0 +1,5 @@
+---
+'@hyperlane-xyz/registry': patch
+---
+
+Fix check-warp-deploy workflow for fork PRs

.github/workflows/check-warp-deploy.yaml

@@ -9,8 +9,10 @@ jobs:
       pull-requests: write
     runs-on: ubuntu-latest
     steps:
+      # Skip token generation for fork PRs (they don't have access to secrets)
       - name: Generate GitHub App Token
         id: generate-token
+        if: github.event.pull_request.head.repo.full_name == github.repository
         uses: actions/create-github-app-token@v2
         with:
           app-id: ${{ secrets.HYPER_GONK_APP_ID }}
@@ -29,7 +31,8 @@ jobs:
 
       - name: Check Warp Deploy
         env:
-          PR_NUMBER: ${{ github.event.pull_request.number }}
+          # Only set PR_NUMBER for non-fork PRs (enables PR commenting)
+          PR_NUMBER: ${{ github.event.pull_request.head.repo.full_name == github.repository && github.event.pull_request.number || '' }}
           GITHUB_TOKEN: ${{ steps.generate-token.outputs.token }}
         run: |
           ./scripts/check-warp-deploy.sh ${{ steps.determine-base-sha.outputs.base_sha }} ${{ steps.determine-base-sha.outputs.current_sha }}

scripts/check-warp-deploy.sh

@@ -101,14 +101,19 @@ for WARP_ROUTE_ID in $WARP_ROUTE_IDS; do
     JOB_SUMMARY+="| $WARP_ROUTE_ID | $ONCHAIN_STATUS | $CONFIG_SYNC_STATUS |\n"
 done
 
-# Output the job summary to a file if PR_NUMBER is set
+# Add readable timestamp to the job summary
+TIMESTAMP=$(date +"%Y-%m-%d %H:%M:%S")
+JOB_SUMMARY+="\n*Last updated: $TIMESTAMP UTC*\n"
+
+# Always write to GitHub Actions job summary (visible on workflow run page)
+if [ -n "$GITHUB_STEP_SUMMARY" ]; then
+    echo -e "$JOB_SUMMARY" >> "$GITHUB_STEP_SUMMARY"
+fi
+
+# Post PR comment if PR_NUMBER is set (non-fork PRs only)
 if [ -n "$PR_NUMBER" ]; then
     echo "Writing job summary to check_warp_deploy_summary.txt"
 
-    # Add readable timestamp to the job summary
-    TIMESTAMP=$(date +"%Y-%m-%d %H:%M:%S")
-    JOB_SUMMARY+="\n*Last updated: $TIMESTAMP UTC*\n"
-
     echo -e "$JOB_SUMMARY" > check_warp_deploy_summary.txt
 
     # Use a comment-tag to allow overwriting in subsequent runs