feat: add admin and dashboard layouts with context for improved structure and functionality

app/layouts/admin/default.tsx

@@ -0,0 +1,10 @@
+import type { PropsWithChildren } from 'react'
+
+export const AdminDefaultLayout = (properties: PropsWithChildren) => {
+  const { children } = properties
+  return (
+    <main className="font-admin relative min-h-dvh bg-[#F7F8FC]">
+      {children}
+    </main>
+  )
+}