Cyril LD

I also have the error with `:alpine` tag, hosted on Debian stretch. **docker-compose.yml** ``` sftp: image: atmoz/sftp:latest container_name: sftp volumes: # Server keys - ./config/sftp/ssh_sftp_ed25519_key:/etc/ssh/ssh_host_ed25519_key:ro - ./config/sftp/ssh_host_rsa_key:/etc/ssh/ssh_host_rsa_key:ro # Users config...