docs: add advanced skills for Vitest, Pinia, and Vue built-ins

Add comprehensive reference documentation for:
- Vitest: environments, projects/workspaces, type testing, vi utilities
- Pinia: HMR, Nuxt integration, SSR setup
- Vue: built-in components (Transition, Teleport, Suspense, KeepAlive) and advanced directives

.agents/skills/vueuse-functions/references/useTemplateRefsList.md

@@ -0,0 +1,37 @@
+---
+category: Component
+---
+
+# useTemplateRefsList
+
+Shorthand for binding refs to template elements and components inside `v-for`.
+
+## Usage
+
+```vue
+<script setup lang="ts">
+import { useTemplateRefsList } from '@vueuse/core'
+import { onUpdated } from 'vue'
+
+const refs = useTemplateRefsList<HTMLDivElement>()
+
+onUpdated(() => {
+  console.log(refs)
+})
+</script>
+
+<template>
+  <div v-for="i of 5" :key="i" :ref="refs.set" />
+</template>
+```
+
+## Type Declarations
+
+```ts
+export type TemplateRefsList<T> = T[] & {
+  set: (el: object | null) => void
+}
+export declare function useTemplateRefsList<T = Element>(): Readonly<
+  Ref<Readonly<TemplateRefsList<T>>>
+>
+```