Install latest NixOS version from here: https://nixos.org/download/
Go through the install process.
Install NixOS without any Desktop.
Install git and curl.
Just type this in your terminal.
curl -O https://raw.githubusercontent.com/Knuspii/nixos-config/main/nixos-config-install.sh && sudo bash nixos-config-install.sh
Just type this in your terminal.
curl -o "/home/$USER/.bashrc" https://raw.githubusercontent.com/Knuspii/nixos-config/main/bashrc