Here's explanation of how it works
The base apps installation:
sudo pacman -S i3 polybar kitty light feh neovim ttf-jetbrains-mono ranger dunst
This script does the following: install the repo, back up existing config and checkout to the newer config.
curl https://raw.githubusercontent.com/CondensedMilk7/dots/master/.local/bin/clone_config.sh | bash