My Self-Hosted Services:
Content of repository on Custom Debian Repository.
The instructions below are for add in Debian:
Add the GPG key of the repository, add list in source.list.d and update apt.
wget -qO - https://apt.jurisic.org/Release.key | gpg --dearmor | sudo dd of=/usr/share/keyrings/jurisic-keyring.gpg
echo "deb [ signed-by=/usr/share/keyrings/jurisic-keyring.gpg ] https://apt.jurisic.org/debian/ $(lsb_release -cs) main contrib non-free" | sudo tee /etc/apt/sources.list.d/jurisic.list
sudo apt update
For example if now wont to install nextcloud-server, just call apt:
sudo apt install nextcloud-server
On Gitea service can find how build packages from Custom Debian Repository and all can contribute and help.