First commit

lib/auth/requireUser.ts

@@ -0,0 +1,16 @@
+import { redirect } from "next/navigation";
+import { supabaseServer } from "@/lib/supabase/server";
+
+export const requireUser = async (redirectTo: string) => {
+  const supabase = await supabaseServer();
+  if (!supabase) {
+    return null;
+  }
+
+  const { data } = await supabase.auth.getUser();
+  if (!data.user) {
+    redirect(`/auth/login?redirectTo=${encodeURIComponent(redirectTo)}`);
+  }
+
+  return data.user;
+};