Simply run the install script. This copies all the necessary files and adds sourcing to your bashrc and/or zshrc.
If you have oh-my-zsh you can use the auto-complete plugin. This plugin is automatically copied at install. You simply need to add the plugin "workspace" to your list of plugins in your zshrc.
workspace -a/--add NAME: Adds the current directory as a workspace with the name NAME.workspace -d/--delete NAME: Removes the workspace with the name NAME.workspace -l/--list: List all workspaces.workspace -w/--which NAME: Show workspace directory.workspace -h/--help: Display the help.workspace -v/--version: Display the version.workspace NAME: Go to workspace NAME.