Docker compose up -d のエラー対処法 Error response from daemon Mounts denied The path backend is not shared from the host and is not known to Docker
Dockerのエラーの対処法です。Error response from daemon: Mounts denied: The path backend is not shared from the host and is not known to Docker. You can configure shared paths from Docker -> Preferences... -> Resources -> File Sharing. See https://docs.docker.com/docker-for-mac for more info.