fix: YAML Issues

Author: Fudster

.github/workflows/upsteam-sync.yml

@@ -41,25 +41,22 @@ jobs:
           else
             echo "No existing PR found. Creating new PR..."
             
-            # Create PR body using here-document to avoid YAML issues
-            PR_BODY=$(cat <<'EOF'
-## Upstream Sync
+            # Create PR body
+            PR_BODY="## Upstream Sync
 
-This PR contains the latest changes from the upstream repository.
+            This PR contains the latest changes from the upstream repository.
 
-**Changes included:**
-- Synced from upstream/main
-- Auto-generated by upstream sync workflow
+            **Changes included:**
+            - Synced from upstream/main
+            - Auto-generated by upstream sync workflow
 
-**Review checklist:**
-- [ ] Review the changes for any breaking changes
-- [ ] Check for conflicts with local modifications
-- [ ] Verify tests pass (if applicable)
+            **Review checklist:**
+            - [ ] Review the changes for any breaking changes
+            - [ ] Check for conflicts with local modifications
+            - [ ] Verify tests pass (if applicable)
 
----
-*This PR was automatically created by the upstream sync workflow*
-EOF
-)
+            ---
+            *This PR was automatically created by the upstream sync workflow*"
             
             gh pr create \
               --base main \