feat: Complete fleet — 94 skills across 10+ domains

Pulled ALL skills from 15 source repositories:
- anthropics/skills: 16 (docs, design, MCP, testing)
- obra/superpowers: 14 (TDD, debugging, agents, planning)
- coreyhaines31/marketingskills: 25 (marketing, CRO, SEO, growth)
- better-auth/skills: 5 (auth patterns)
- vercel-labs/agent-skills: 5 (React, design, Vercel)
- antfu/skills: 16 (Vue, Vite, Vitest, pnpm, Turborepo)
- Plus 13 individual skills from various repos

Mosaic Stack is not limited to coding — the Orchestrator and
subagents serve coding, business, design, marketing, writing,
logistics, analysis, and more.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

skills/vueuse-functions/references/useElementByPoint.md

@@ -0,0 +1,45 @@
+---
+category: Sensors
+---
+
+# useElementByPoint
+
+Reactive element by point.
+
+## Usage
+
+```ts
+import { useElementByPoint, useMouse } from '@vueuse/core'
+
+const { x, y } = useMouse({ type: 'client' })
+const { element } = useElementByPoint({ x, y })
+```
+
+## Type Declarations
+
+```ts
+export interface UseElementByPointOptions<Multiple extends boolean = false>
+  extends ConfigurableDocument {
+  x: MaybeRefOrGetter<number>
+  y: MaybeRefOrGetter<number>
+  multiple?: MaybeRefOrGetter<Multiple>
+  immediate?: boolean
+  interval?: "requestAnimationFrame" | number
+}
+export interface UseElementByPointReturn<Multiple extends boolean = false>
+  extends Pausable {
+  isSupported: ComputedRef<boolean>
+  element: ShallowRef<
+    Multiple extends true ? HTMLElement[] : HTMLElement | null
+  >
+}
+/**
+ * Reactive element by point.
+ *
+ * @see https://vueuse.org/useElementByPoint
+ * @param options - UseElementByPointOptions
+ */
+export declare function useElementByPoint<M extends boolean = false>(
+  options: UseElementByPointOptions<M>,
+): UseElementByPointReturn<M>
+```