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/usePointerSwipe.md

@@ -0,0 +1,80 @@
+---
+category: Sensors
+---
+
+# usePointerSwipe
+
+Reactive swipe detection based on [PointerEvents](https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent).
+
+## Usage
+
+```vue
+<script setup lang="ts">
+import { usePointerSwipe } from '@vueuse/core'
+import { useTemplateRef } from 'vue'
+
+const el = useTemplateRef('el')
+const { isSwiping, direction } = usePointerSwipe(el)
+</script>
+
+<template>
+  <div ref="el">
+    Swipe here
+  </div>
+</template>
+```
+
+## Type Declarations
+
+```ts
+export interface UsePointerSwipeOptions {
+  /**
+   * @default 50
+   */
+  threshold?: number
+  /**
+   * Callback on swipe start.
+   */
+  onSwipeStart?: (e: PointerEvent) => void
+  /**
+   * Callback on swipe move.
+   */
+  onSwipe?: (e: PointerEvent) => void
+  /**
+   * Callback on swipe end.
+   */
+  onSwipeEnd?: (e: PointerEvent, direction: UseSwipeDirection) => void
+  /**
+   * Pointer types to listen to.
+   *
+   * @default ['mouse', 'touch', 'pen']
+   */
+  pointerTypes?: PointerType[]
+  /**
+   * Disable text selection on swipe.
+   *
+   * @default false
+   */
+  disableTextSelect?: boolean
+}
+export interface UsePointerSwipeReturn {
+  readonly isSwiping: ShallowRef<boolean>
+  direction: Readonly<ShallowRef<UseSwipeDirection>>
+  readonly posStart: Position
+  readonly posEnd: Position
+  distanceX: Readonly<ComputedRef<number>>
+  distanceY: Readonly<ComputedRef<number>>
+  stop: () => void
+}
+/**
+ * Reactive swipe detection based on PointerEvents.
+ *
+ * @see https://vueuse.org/usePointerSwipe
+ * @param target
+ * @param options
+ */
+export declare function usePointerSwipe(
+  target: MaybeRefOrGetter<HTMLElement | null | undefined>,
+  options?: UsePointerSwipeOptions,
+): UsePointerSwipeReturn
+```