publish.yml: don't crash when there are change files

.github/workflows/publish.yml

@@ -64,14 +64,16 @@ jobs:
           git remote set-url origin https://$GITHUB_ACTOR:$GITHUB_TOKEN@github.com/$GITHUB_REPOSITORY.git
 
           # Generate changes from beachball, including package.json version bump
-          yarn beachball bump
-
-          # Check if that contains changefiles
-          git diff --exit-code -- ./change 
-          echo "OUTPUT_STATUS=$?" >> "$GITHUB_OUTPUT"
+          if yarn beachball bump | grep "Removing change files:"; then
+            echo "changes!"
+            echo "HAS_CHANGES=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "no changes!"
+            echo "HAS_CHANGES=false" >> "$GITHUB_OUTPUT"
+          fi
         shell: bash
       - name: Publish
-        if: ${{ steps.check_changes.outputs.OUTPUT_STATUS == 1 }}
+        if: ${{ steps.check_changes.outputs.HAS_CHANGES == true }}
         run: |
           git config user.email "mhuan13@gmail.com"
           git config user.name "$GITHUB_ACTOR"