update user create endpoint

src/pages/api/users/index.ts

@@ -28,7 +28,7 @@ export const PUT = externalApi({
       });
     }
 
-    const user = await db.addUser({
+    await db.addUser({
       firstname: input.firstname,
       lastname: input.lastname,
       birthday: input.birthday,
@@ -38,11 +38,6 @@ export const PUT = externalApi({
       uuid: input.uuid
     });
 
-    return new Response(JSON.stringify({ id: user.id }), {
-      status: 201,
-      headers: {
-        'Content-Type': 'application/json'
-      }
-    });
+    return new Response(null, { status: 201 });
   }
 });