> In fact, Docker demands that you store all config values, dependencies, everything inside of the container itself. No it doesn't. In fact, parameterised cont

> In fact, Docker demands that you store all config values, dependencies, everything inside of the container itself. No it doesn't. In fact, parameterised containers are a thing that many people encourage. This is where you specify configuration when you run the container instead of when you build it. This can done using arguments to the CMD, environment variables, config volumes, or using something like etcd.