export default defineConfig({
  ...
  output: "server",
  adapter: cloudflare(),
});

> astro-bento-portfolio@0.0.2 build
> astro build

01:39:12 [WARN] [@astrojs/cloudflare] The current configuration does not support image optimization. To allow your project to build with the original, unoptimized images, the image service has been automatically switched to the 'noop' option. See https://docs.astro.build/en/reference/configuration-reference/#imageservice
01:39:12 Types generated 183ms
01:39:12 [build] output: "server"
01:39:12 [build] directory: /Users/xxx/Developer/Frontend/akring-astro-home/dist/
01:39:12 [build] adapter: @astrojs/cloudflare
01:39:12 [build] Collecting build info...
01:39:12 [build] ✓ Completed in 329ms.
01:39:12 [build] Building server entrypoints...
node:internal/fs/promises:628
  return new FileHandle(await PromisePrototypeThen(
                        ^

Error: ENOENT: no such file or directory, open '/Users/xxx/Developer/Frontend/akring-astro-home/dist/_astro/constants.x3V3ZnQq.js'
    at async open (node:internal/fs/promises:628:25)
    at async Object.readFile (node:internal/fs/promises:1228:14)
    at async extractFile (file:///Users/xxx/Developer/Frontend/akring-astro-home/node_modules/@unocss/vite/dist/index.mjs:334:20)
    at async Promise.all (index 2)
    at async setupContentExtractor (file:///Users/xxx/Developer/Frontend/akring-astro-home/node_modules/@unocss/vite/dist/index.mjs:358:5) {
  errno: -2,
  code: 'ENOENT',
  syscall: 'open',
  path: '/Users/xxx/Developer/Frontend/akring-astro-home/dist/_astro/constants.x3V3ZnQq.js'
}