Set up scaffold

[brownsarahm]

get so that the project can:

• pip install the program
• use CLI for ~hello world

Notes:

• for inner functions use numpydoc style docstrings example in dedicated modules
• for click funciton (CLI) use the click help parameter in cli.py

resource:

• project.toml
• click entrypoint

[brownsarahm]

@Jimmy-seraph1080 can you make a PR for this so I can leave feedback (and/or other students could test it)?