pinia

## When to use this skill

Use this skill whenever the user wants to:
- Set up Pinia state management in Vue 3 applications
- Create stores with defineStore()
- Work with state, getters, and actions
- Use Pinia with Composition API
- Use Pinia with Options API
- Implement SSR (Server-Side Rendering) with Pinia
- Create and use Pinia plugins
- Access stores in components
- Share state between components
- Persist state with plugins
- Test Pinia stores
- Migrate from Vuex to Pinia

## How to use this skill

This skill is organized to match the Pinia official documentation structure (https://pinia.vuejs.org/introduction.html, https://pinia.vuejs.org/core-concepts/, https://pinia.vuejs.org/api/). When working with Pinia:

1. **Identify the topic** from the user's request:
   - Introduction/介绍 → `examples/introduction/`
   - Core Concepts/核心概念 → `examples/core-concepts/`
   - Cookbook/食谱 → `examples/cookbook/`
   - SSR/服务端渲染 → `examples/ssr/`
   - API Reference/API 参考 → `api/`

2. **Load the appropriate example file** from the `examples/` directory:

   **Introduction (介绍)** - `examples/introduction/`:
   - `examples/introduction/introduction.md`

   **Core Concepts (核心概念)** - `examples/core-concepts/`:
   - `examples/core-concepts/actions.md`
   - `examples/core-concepts/defining-a-store.md`
   - `examples/core-concepts/getters.md`
   - `examples/core-concepts/index.md`
   - `examples/core-concepts/outside-component-usage.md`
   - `examples/core-concepts/plugins.md`
   - `examples/core-concepts/state.md`

   **Cookbook (食谱)** - `examples/cookbook/`:
   - `examples/cookbook/composables.md`
   - `examples/cookbook/composing-stores.md`
   - `examples/cookbook/hot-module-replacement.md`
   - `examples/cookbook/index.md`
   - `examples/cookbook/migration-v1-v2.md`
   - `examples/cookbook/migration-v2-v3.md`
   - `examples/cookbook/migration-vuex.md`
   - `examples/cookbook/options-api.md`
   - `examples/cookbook/testing.md`
   - `examples/cookbook/vscode-snippets.md`

   **S