linuxserver/cops - LinuxServer.io
https://docs.linuxserver.io/images/docker-copsUnlike other implementations of COPS in a docker container, the linuxserver version gives you access to config_local.php in /config to customise your install to suit your needs, including details of your email account etc to enable emailing of books, it also includes the dependencies required to directly view epub books in your browser. Usage
SWAG setup - LinuxServer.io
https://docs.linuxserver.io/general/swagThe SWAG docker image, published and maintained by LinuxServer.io, makes setting up a full-fledged web server with auto generated and renewed ssl certs very easy. It is essentially an nginx webserver with php7, fail2ban (intrusion prevention) and Let's Encrypt cert validation built-in.