Modified nextcloud image to include the SMB functionality.
Image is modified as per: https://github.com/nextcloud/docker/blob/master/.examples/README.md
Image should be compatible with nextcloud helm chart found at https://github.com/nextcloud/helm. To use, set image.repository='ghcr.io/ruifung/nextcloud-docker-smb'
This repository should be kept up to date automatically by renovate & github actions.