If you can read this, the publishing workflow is working.
Published via GitHub Desktop → Azure DevOps → Azure App Service

Git Commit
Pipeline Build
Live on Site
Workflow Verified
This post was created by dropping an index.html + meta.json into posts/test-post/, then committing and pushing via GitHub Desktop. The Azure DevOps pipeline built the site and deployed it automatically.

Next step: Delete this folder, commit, push. Verify it disappears from the index.