feat: initial implementation of modern modular webshop (shop core)

shop/app/protected/layout.tsx

@@ -0,0 +1,55 @@
+import { DeployButton } from "@/components/deploy-button";
+import { EnvVarWarning } from "@/components/env-var-warning";
+import { AuthButton } from "@/components/auth-button";
+import { ThemeSwitcher } from "@/components/theme-switcher";
+import { hasEnvVars } from "@/lib/utils";
+import Link from "next/link";
+import { Suspense } from "react";
+
+export default function ProtectedLayout({
+  children,
+}: {
+  children: React.ReactNode;
+}) {
+  return (
+    <main className="min-h-screen flex flex-col items-center">
+      <div className="flex-1 w-full flex flex-col gap-20 items-center">
+        <nav className="w-full flex justify-center border-b border-b-foreground/10 h-16">
+          <div className="w-full max-w-5xl flex justify-between items-center p-3 px-5 text-sm">
+            <div className="flex gap-5 items-center font-semibold">
+              <Link href={"/"}>Next.js Supabase Starter</Link>
+              <div className="flex items-center gap-2">
+                <DeployButton />
+              </div>
+            </div>
+            {!hasEnvVars ? (
+              <EnvVarWarning />
+            ) : (
+              <Suspense>
+                <AuthButton />
+              </Suspense>
+            )}
+          </div>
+        </nav>
+        <div className="flex-1 flex flex-col gap-20 max-w-5xl p-5">
+          {children}
+        </div>
+
+        <footer className="w-full flex items-center justify-center border-t mx-auto text-center text-xs gap-8 py-16">
+          <p>
+            Powered by{" "}
+            <a
+              href="https://supabase.com/?utm_source=create-next-app&utm_medium=template&utm_term=nextjs"
+              target="_blank"
+              className="font-bold hover:underline"
+              rel="noreferrer"
+            >
+              Supabase
+            </a>
+          </p>
+          <ThemeSwitcher />
+        </footer>
+      </div>
+    </main>
+  );
+}