Update workflow

Author: YoYo178

.github/workflows/deploy-frontend.yml

@@ -41,6 +41,8 @@ jobs:
       # Build project
       - name: Build project
         run: pnpm build
+        env:
+          VITE_SERVER_URL: ${{ secrets.VITE_SERVER_URL }}
 
       # Create 404.html
       - name: Create 404.html