QwenClaw v2.0 - Complete Rebuild with ALL 81+ Skills

skills/superpowers/tests/subagent-driven-dev/svelte-todo/design.md

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+# Svelte Todo List - Design
+
+## Overview
+
+A simple todo list application built with Svelte. Supports creating, completing, and deleting todos with localStorage persistence.
+
+## Features
+
+- Add new todos
+- Mark todos as complete/incomplete
+- Delete todos
+- Filter by: All / Active / Completed
+- Clear all completed todos
+- Persist to localStorage
+- Show count of remaining items
+
+## User Interface
+
+```
+┌─────────────────────────────────────────┐
+│  Svelte Todos                           │
+├─────────────────────────────────────────┤
+│  [________________________] [Add]       │
+├─────────────────────────────────────────┤
+│  [ ] Buy groceries                  [x] │
+│  [✓] Walk the dog                   [x] │
+│  [ ] Write code                     [x] │
+├─────────────────────────────────────────┤
+│  2 items left                           │
+│  [All] [Active] [Completed]  [Clear ✓]  │
+└─────────────────────────────────────────┘
+```
+
+## Components
+
+```
+src/
+  App.svelte           # Main app, state management
+  lib/
+    TodoInput.svelte   # Text input + Add button
+    TodoList.svelte    # List container
+    TodoItem.svelte    # Single todo with checkbox, text, delete
+    FilterBar.svelte   # Filter buttons + clear completed
+    store.ts           # Svelte store for todos
+    storage.ts         # localStorage persistence
+```
+
+## Data Model
+
+```typescript
+interface Todo {
+  id: string;        // UUID
+  text: string;      // Todo text
+  completed: boolean;
+}
+
+type Filter = 'all' | 'active' | 'completed';
+```
+
+## Acceptance Criteria
+
+1. Can add a todo by typing and pressing Enter or clicking Add
+2. Can toggle todo completion by clicking checkbox
+3. Can delete a todo by clicking X button
+4. Filter buttons show correct subset of todos
+5. "X items left" shows count of incomplete todos
+6. "Clear completed" removes all completed todos
+7. Todos persist across page refresh (localStorage)
+8. Empty state shows helpful message
+9. All tests pass