Add connected Nuxt Drupal example

[Decipher]

Is your feature request related to a problem? Please describe.
As a user I want to see an example that connects a frontend to a backend with demo data.

Describe the solution you'd like

• Setup DDev / Gitpod
• Move example directory to example/nuxt
• Add Drupal with tome to example/drupal
• Add example/README.md with instructions.

Describe alternatives you've considered
N/A

Additional context

• https://github.com/druxt/quickstart-druxt-site-tome
• Add working example druxt-contrib/druxt-layout-paragraphs#13