Remove unused config

astro.config.mjs

@@ -1,19 +1,9 @@
 import { defineConfig } from 'astro/config';
 import mdx from '@astrojs/mdx';
-import node from "@astrojs/node";
 
 // https://astro.build/config
 export default defineConfig({
   integrations: [mdx()],
   srcDir: './astro',
   outDir: './app',
-  adapter: node({
-    mode: 'standalone'
-  }),
-  build: {
-    linkStyle: 'relative',
-    format: 'directory',
-    client: './client',
-    server: './server'
-  },
 });