I see this error with the app, reported by NextJS, please fix it. The er

src/app/robots.txt

@@ -1,5 +0,0 @@
-# https://www.robotstxt.org/robotstxt.html
-User-agent: *
-Allow: /
-
-Sitemap: https://cheatingchelsea.com/sitemap.xml

src/app/sitemap.ts

@@ -1,32 +0,0 @@
-import { MetadataRoute } from 'next'
- 
-export const dynamic = "force-static";
-
-export default function sitemap(): MetadataRoute.Sitemap {
-  return [
-    {
-      url: 'https://cheatingchelsea.com',
-      lastModified: new Date(),
-      changeFrequency: 'weekly',
-      priority: 1,
-    },
-    {
-      url: 'https://cheatingchelsea.com/gallery',
-      lastModified: new Date(),
-      changeFrequency: 'weekly',
-      priority: 0.8,
-    },
-    {
-      url: 'https://cheatingchelsea.com/dadvocate',
-      lastModified: new Date(),
-      changeFrequency: 'weekly',
-      priority: 0.8,
-    },
-    {
-      url: 'https://cheatingchelsea.com/long-story',
-      lastModified: new Date(),
-      changeFrequency: 'monthly',
-      priority: 0.5,
-    },
-  ]
-}