Add CLI options for package use

[d33bs]

This issue describes a feature which enables people to use the package through a command-line interface (CLI).

Some options in this area:

• https://docs.python.org/3/library/argparse.html
• https://github.com/tiangolo/typer
• https://github.com/google/python-fire
• https://github.com/pallets/click

[d33bs]

Requires #31