I keep a wiki on all that I do.
This is the page on radicale: here
This is the more general page on reverse proxy here
And so on, Check the sidebar.
I mostly write it so that in future I remember what I did and how I did it, but I use some unusual techniques compared to the mainstream point of view from this community, so keep that in mind.
Also, knowledge and sharing has been critical for advancement of human civilization. Imagine if scientists where to sell their research instead of publishing it(*) where would be today?