# edit pacman file
sudo nvim /etc/pacman.conf
The second server is fallback and managed by syncthing. It's async so a bit harder to work with when deploying stuff but better than nothing should the actual pacman server go down.
[friiday]
SigLevel = Required
Server = https://pacman.frii.day:445/x86_64
Server = file:///srv/pacman-repo/x86_64
op read "op://Private/pacman gpg key/public_key" > /tmp/friiday.asc
sudo pacman-key --add /tmp/friiday.asc
sudo pacman-key --lsign-key $(gpg --show-keys --with-colons /tmp/friiday.asc | awk -F: '$1 == "fpr" { print $10; exit }')
sudo pacman -Sy
# Choose Y to import public key
Note that you may have to setup syncthing twice if your alternate pacman is down when your setting up this fallback.
sudo mkdir -p '/srv/pacman-repo/x86_64'
# CLIENTS ONLY, set folder ownership to current user.
# Server pacman is managed by a process, so skip for server
sudo chown -R piegarden:piegarden '/srv/pacman-repo'
# SERVERS ONLY
sudo chown -R syncthing:syncthing '/srv/pacman-repo'
# Folder settings should be receive only, so it isn't possible
# for the server to publish packages.
# syncthing folder location:
/srv/pacman-repo