run /.setup.sh and it should setup everything. The vimrc plugins install might not work out totally fine, but no time to debug right now.
After installing iTerm2, manually add the profile and preferences from the settings. For preferences:
-> "General"
-> "Preferences"
-> "Load preferences from a custom folder or URL"
-> "Browse"
-> /path/to/isaachui/dotfiles/iterm2
For profiles:
-> "Profiles"
-> "Other Actions"
-> "import json profiles"
-> Select /path/to/isaachui/dotfiles/itermProfile.json