Add nuxt-skills and update auto quotes to use new policy API structure

- Add nuxt-skills (vue, nuxt, nuxt-ui) to .claude/skills/
- Create useCustomerSelection() composable for managing insured/buyer selection
- Create usePolicyApi() composable for policy API operations
- Update auto quote components to use insured/buyer instead of client
- Update vehicle fields: remove valorVehiculo, add market_value, requested_value, rc_limits
- Make chassis_number and engine_number optional
- Update auto quote types and composables to match new API structure
- Update auto quote page to submit to policy API with new structure

.claude/skills/nuxt-ui/components/command-palette.md

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+# CommandPalette
+
+A command palette with full-text search powered by Fuse.js for efficient fuzzy matching.
+
+> Based on [Reka UI CommandPalette](https://reka-ui.com/docs/components/listbox)
+
+## Key Props
+
+- `groups`: as an array of objects with the following properties:
+
+- `id: string`{lang="ts-type"}
+- `label?: string`{lang="ts-type"}
+- `slot?: string`{lang="ts-type"}
+- `items?: CommandPaletteItem[]`{lang="ts-type"}
+- [`ignoreFilter?: boolean`{lang="ts-type"}](#with-ignore-filter)
+- [`postFilter?: (searchTerm: string, items: T[]) => T[]`{lang="ts-type"}](#with-post-filtered-items)
+- `highlightedIcon?: string`{lang="ts-type"}
+
+::caution
+You must provide an `id` for each group otherwise the group will be ignored.
+
+- `multiple`: to allow multiple selections.
+- `placeholder`: to change the placeholder text.
+- `icon`: to customize the input [Icon](/docs/components/icon).
+- `loading`: to show a loading icon on the CommandPalette.
+- `close`: to display a [Button](/docs/components/button) to dismiss the CommandPalette.
+- `back`: to customize or hide the back button (with `false` value) displayed when navigating into a submenu.
+- `disabled`: to disable the CommandPalette.
+- `virtualize`: to enable virtualization for large lists as a boolean or an object with options like `{ estimateSize: 32, overscan: 12 }`.
+- `slot`:
+
+## Usage
+
+```vue
+<UCommandPalette
+  <!-- props here -->
+/>
+```
+
+## Slots
+
+- `#footer`
+- `#item`