First put files in .config/screensaver/

Run Install Dependencies, or just run yay -S terminaltexteffects-git

To generate the text, use the following URL

https://patorjk.com/software/taag/#p=display&f=Delta+Corps+Priest+1&t=&x=none&v=4&h=4&w=80&we=false

edit screensaver.txt with the font

Install KDE wallpaper plugin "Application Wallpaper" https://store.kde.org/p/2318884

Go to configure Screen Locking in KDE settings

change to Application Wallpaper

Set application to run: alacritty -e ~/.config/screensaver/screensaver.sh

Optionally, set to Show clock: Never or On unlocking prompt