Related to #118429

User guidance

To help users create visually appealing, complex dashboards, we could implement a sort of initial guidance. @gvnmagni has suggested a couple of alternatives, one with short and direct indications, one with longer descriptions.

Other considerations

• How does this relate to assets added via Integrations? Should we better promote from the empty dashboard state?
• Similarly, there was another proposal for solution-oriented dashboard creation - [Dashboard] [META] Aesthetic by default #118429