CloudFlare(p.40)부분에서 진행이 안되고 있습니다.

강사님, 안녕하세요. 전자책 40page와 같이 이렇게 지정 후 생성 및 배포 버튼을 클릭하면 아래와 같이 오류 메시지가 발생합니다.

2026-01-03T13:49:04.695Z	Initializing build environment...
2026-01-03T13:49:05.869Z	Success: Finished initializing build environment
2026-01-03T13:49:06.165Z	Cloning repository...
2026-01-03T13:49:07.333Z	No build output detected to cache. Skipping.
2026-01-03T13:49:07.334Z	No dependencies detected to cache. Skipping.
2026-01-03T13:49:07.335Z	Detected the following tools from environment: 
2026-01-03T13:49:07.435Z	Executing user build command: npx opennextjs-cloudflare build
2026-01-03T13:49:08.435Z	npm error code E404
2026-01-03T13:49:08.435Z	npm error 404 Not Found - GET https://registry.npmjs.org/opennextjs-cloudflare - Not found
2026-01-03T13:49:08.435Z	npm error 404
2026-01-03T13:49:08.435Z	npm error 404  'opennextjs-cloudflare@*' is not in this registry.
2026-01-03T13:49:08.435Z	npm error 404
2026-01-03T13:49:08.435Z	npm error 404 Note that you can also install from a
2026-01-03T13:49:08.435Z	npm error 404 tarball, folder, http url, or git url.
2026-01-03T13:49:08.436Z	npm error A complete log of this run can be found in: /opt/buildhome/.npm/_logs/2026-01-03T13_49_07_756Z-debug-0.log
2026-01-03T13:49:08.483Z	Failed: error occurred while running build command

혹시 저 상황에서 진행하려면 어떻게 해야하는지 궁금합니다. 감사합니다.

참고 - node, npm 버전은 아래와 같습니다. 혹시 몰라서 첨부합니다.