feat: add backoffice apps

apps/backoffice/src/app/layout.tsx

@@ -0,0 +1,14 @@
+import { FC, ReactElement } from 'react';
+import { Outlet } from 'react-router-dom';
+import { Navbar } from '@imphnen-frontend-service/ui/organisms';
+
+export const AppLayout: FC = (): ReactElement => {
+  return (
+    <main className="bg-primary-50 min-h-screen">
+      <Navbar />
+      <Outlet />
+    </main>
+  );
+};
+
+export default AppLayout;