Statiq

The official guide on how to deploy your website to Netlify for static site hosting and continuous deployment, which can be found here, explains the required steps for modern web development workflows:

• Step 1: Add Your New Site. Creating a new site on Netlify for your web development project is simple and perfect for software engineering teams looking for scalable cloud hosting solutions.
• Step 2: Link to Your GitHub or GitLab repository (or supported version-control tool of choice) for automated deployments
• Step 3: Authorize Netlify.
• Step 4: Select Your Repo.
• Step 5: Configure Your Settings.
• Step 6: Build Your Site.
• Step 7: All Done.

And it’s really as simple as that. The very blog you are exploring at the moment is deployed on Netlify too, and the website performance score is pretty great for SEO and user experience, as you can see on Test My Site:

The answer is simple - Netlify CMS doesn’t fully support Statiq Web yet. You can read more on the subject in this thread.