fix: fix Attention tag

Author: jskiller1404

docs/snippets/github-actions-with-prebuilt-docker-images-for-do.mdx

@@ -26,9 +26,9 @@ To use prebuilt container images, navigate to the **DigitalOcean Container Regis
   <Step title="Add new GitHub Actions workflows">
     Add two new GitHub Actions workflows to build and push updated images so they can be attached to your DigitalOcean Apps. 
 
-    <Attention>
+    <Note>
       Don’t forget to replace `ship-demo` in `registry.digitalocean.com/ship-demo/ship-demo-...` with your own values from DigitalOcean.
-    </Attention>
+    </Note>
 
     ```yaml .github/workflows/api-staging-build-and-push-image.yml expandable
     name: Build and Push Staging API Image to DigitalOcean
@@ -135,6 +135,8 @@ To use prebuilt container images, navigate to the **DigitalOcean Container Regis
               target: runner
               cache-from: type=registry,ref=registry.digitalocean.com/ship-demo/ship-demo-web:cache
               cache-to: type=registry,ref=registry.digitalocean.com/ship-demo/ship-demo-web:cache,mode=max
+              build-args: |
+                APP_ENV=staging
 
     ```
   </Step>