Problem to build hls watch

[nicoclassique]

Hello I have a problem with the installation of HLS Watch on my server. I am using a Debian server. When I run docker build -t faryon93 / hlswatch here is the message I receive:

"docker build" requires exactly 1 argument. See 'docker build --help'.

Usage: docker build [OPTIONS] PATH | URL | -

Build an image from a Dockerfile