feat(cms): add thin Next.js shell for Payload admin panel

apps/cms/src/app/(payload)/layout.tsx

@@ -0,0 +1,32 @@
+/* THIS FILE WAS GENERATED AUTOMATICALLY BY PAYLOAD. */
+/* DO NOT MODIFY IT BECAUSE IT COULD BE REWRITTEN AT ANY TIME. */
+import type { ServerFunctionClient } from "payload";
+
+import config from "@payload-config";
+import { RootLayout } from "@payloadcms/next/layouts";
+import React from "react";
+
+import { importMap } from "./importMap.js";
+import "./custom.scss";
+
+type Args = {
+  children: React.ReactNode;
+};
+
+const serverFunction: ServerFunctionClient = async function (args) {
+  "use server";
+  const { default: payloadModule } = await import("payload");
+  return payloadModule.handleServerFunctions({ ...args, config, importMap });
+};
+
+const Layout = ({ children }: Args) => (
+  <RootLayout
+    config={config}
+    importMap={importMap}
+    serverFunction={serverFunction}
+  >
+    {children}
+  </RootLayout>
+);
+
+export default Layout;