[DUX-2458] Documentation for running a server

[9999years]

1. Are there any new configuration options or commands to enable server mode?
2. Is there documentation available on how to set up ghciwatch for running and auto-reloading a web server or similar application?
3. Are there any best practices or examples you can share for using this new functionality?

See: https://github.com/MercuryTechnologies/ghciwatch/issues/143#issuecomment-2287999960

Related: https://github.com/MercuryTechnologies/ghciwatch/issues/226

_{From SyncLinear.com | DUX-2458}