[Feature] Provide working configuration with HTTPS (caddy)

I have searched the existing feature requests to make sure this is not a duplicate request. • Yes The feature I want to use HTTPS because several browsers don't even support unsecured connections anymore. When I google how to set it up, it seems that Caddy is a good candidate. However, I find only three types of articles: 1. "I am trying to get Caddy to work, it does not work, here is my configuration" 2. "It is easy, just use Caddy as a reverse proxy" - no further explanation on how to do that 3. Very very specific examples which assume that everybody is using very specific hosters and domain-services - the working example depends on API keys, provider-specific settings and screens etc. For example. Nextcloud All In One comes with a reverse proxy built in. You only need to do 2 things: 1. forward your 443 port to the machine which runs the Nextcloud containers. 2. input "what is the domain name of your server" It would b…