Function createThemeService

createThemeService(options?: ThemeServiceOptions): ThemeService
Create a theme service that handles the NIP-5D theme.* NAP.

Answers theme.get with the current theme (default or options.initialTheme). Exposes publishTheme(theme) for the host app to broadcast theme changes to every registered napplet — the shell adapter (Plan 13-02) wires onBroadcast to runtime.sendToNapplet fan-out.
Parameters
- options: ThemeServiceOptions = {}
  Optional service configuration (see ThemeServiceOptions)
Returns ThemeService
A ThemeService bundle ready for runtime.registerService('theme', service.handler)
Example
```
import { createThemeService } from '@kehto/services';

const theme = createThemeService();
runtime.registerService('theme', theme.handler);
theme.publishTheme({ colors: { background: '#fff', text: '#000', primary: '#00f' } });
```
- Defined in packages/services/src/theme-service.ts:140