Individual skill

aidd-lit

Enforces Lit element authoring best practices. Use when creating Lit elements, binding elements, presentations, DatabaseElement, useObservableValues, or when the user asks about Lit UI patterns, reactive binding, or action callbacks.

ai/skills/aidd-lit/SKILL.md

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# Lit element authoring

Lit elements live in the `components/` layer per [structure](../aidd-structure/SKILL.md). Consume Observe and void actions from plugins per [service](../aidd-service/SKILL.md).

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## Extending DatabaseElement

Binding elements extend `DatabaseElement<typeof myPlugin>` — either directly or via an intermediate base class. The required plugin must be specified in the generic.

This ensures the plugin's services are extended onto the main database **before** the element renders, so `this.service` exposes the correct Observe APIs and actions.

```ts
// Direct