feat: add enterprise app ui layer

frontend/src/components/app/AppDetailLayout.tsx

@@ -0,0 +1,15 @@
+import type * as React from 'react'
+
+type AppDetailLayoutProps = {
+  children: React.ReactNode
+  side: React.ReactNode
+}
+
+export function AppDetailLayout({ children, side }: AppDetailLayoutProps) {
+  return (
+    <div className="grid gap-4 xl:grid-cols-[minmax(0,1fr)_360px]">
+      <div className="grid min-w-0 gap-4">{children}</div>
+      <aside className="grid content-start gap-4">{side}</aside>
+    </div>
+  )
+}