fix: generate previews from forked repos

.github/workflows/pull_request.yml

@@ -96,6 +96,9 @@ jobs:
           # Debug information
           echo "Current directory: $(pwd)"
           echo "Contents of the repository:"
+          branch_name="${{ github.ref }}"
+          echo "branch_name: $branch_name"
+
           ls -al
           echo "Git status:"
           git status
@@ -122,35 +125,17 @@ jobs:
             git branch 
             git branch -a
           
-            # Check if commit was successful
-            if [ $? -eq 0 ]; then
-              # Debug information
-              echo "Commit successful. Pushing changes."
-          
-              # Push changes
-              git push --set-upstream origin gh-pages
-          
-              # Check if push was successful
-              if [ $? -eq 0 ]; then
-                # Debug information
-                echo "Push successful."
-              else
-                # Debug information
-                echo "Error: Push failed."
-              fi
-            else
-              # Debug information
-              echo "Error: Commit failed."
-            fi
-          else
-            # Debug information
-            echo "No changes found."
-          fi
         env:
           #GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
           #GITHUB_TOKEN: "${{ secrets.USER_TOKEN }}"
           USER_TOKEN: "${{ secrets.USER_TOKEN }}"
 
+      - name: Push changes
+        uses: ad-m/github-push-action@master
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          branch: ${{ github.ref }}
+
       - name: "Send comment to PR"
         continue-on-error: true
         run: |