Update cd.yml

Author: mateuseap

.github/workflows/cd.yml

@@ -22,6 +22,7 @@ jobs:
           mv build /tmp/build
         
       - name: Create PR branch
+        id: create-branch
         run: |          
           git config --global user.name "github-actions-bot"
           git config --global user.email "[email protected]"
@@ -41,13 +42,16 @@ jobs:
           git add .
           git commit -m "Updates"
           git push origin $branch_name
+
+          # Set output for timestamp to be used later
+          echo "timestamp=${timestamp}" >> $GITHUB_ENV
           
       - name: Create Pull Request
         uses: repo-sync/pull-request@v2
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           destination_branch: "gh-pages"
-          source_branch: ${{ format('build-update-{0}', steps.get-timestamp.outputs.timestamp) }}
+          source_branch: "build-update-${{ env.timestamp }}"
           pr_title: "Update build files"
           pr_body: "Automated PR to update build files"
           pr_label: "automated pr"