SSH into you pi and run:
cd ~
wget -O - https://raw.githubusercontent.com/LynxCrew/Klicky/main/install.sh | bash
then add this to your moonraker.conf:
[update_manager klicky]
type: git_repo
channel: dev
path: ~/klicky
origin: https://github.com/LynxCrew/Klicky.git
managed_services: klipper
primary_branch: main
install_script: install.sh
then add [include Klicky/_.include] and [include Variables/klicky_variables.cfg] to your printer.cfg.
you also need to include the overrides you need depending on your setup.