See this file for how it works
First set up ssh keys and then add it to the GitHub public key.
source ./create_ssh_key.sh <ssh_key_file_name>
<ssh_key_file_name> will be put in $HOME/.ssh directory.
Next execute the setup_dot_files.sh
script.
./setup_dot_files.sh
This should install oh-my-zsh and relevant custom plugins, and powerlevel10k custom theme.