move gh-pages branch check before the server wait

.github/workflows/pr_ci_playwright_e2e.yaml

@@ -52,6 +52,19 @@ jobs:
         run: |
           sudo yarn playwright install --with-deps
 
+      - name: Ensure gh-pages branch exists
+        run: |
+          git fetch
+          if ! git show-ref --verify --quiet refs/heads/gh-pages; then
+            echo "gh-pages branch does not exist. Creating..."
+            git checkout --orphan gh-pages
+            git rm -rf .
+            echo "# GitHub Pages" > index.html
+            git add index.html
+            git commit -m "Initial commit"
+            git push origin gh-pages
+          fi
+
       - name: Wait for web server to be ready with retry
         working-directory: ./frontend
         run: |
@@ -82,19 +95,6 @@ jobs:
         run: |
           sudo yarn playwright test --reporter=html
 
-      - name: Ensure gh-pages branch exists
-        run: |
-          git fetch
-          if ! git show-ref --verify --quiet refs/heads/gh-pages; then
-            echo "gh-pages branch does not exist. Creating..."
-            git checkout --orphan gh-pages
-            git rm -rf .
-            echo "# GitHub Pages" > index.html
-            git add index.html
-            git commit -m "Initial commit"
-            git push origin gh-pages
-          fi
-
       - name: Upload Playwright report
         if: always()
         uses: actions/upload-artifact@v4