feat: Dashboard page composing full design system

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/App.tsx

@@ -1,3 +1,10 @@
+import { Routes, Route } from 'react-router-dom'
+import { Dashboard } from './pages/Dashboard/Dashboard'
+
 export default function App() {
-  return <div>Cameleer3 Design System</div>
+  return (
+    <Routes>
+      <Route path="/" element={<Dashboard />} />
+    </Routes>
+  )
 }