Hackathon Cleanup: Audio/Video Clipping

[evamaxfield]

There are

• missing docstrings in certain functions
• we hard coded paths in other functions (/tmp/)
• we should add tests
• need to add lifecycle rules to cleanup clips after three days
• fix / remake the CI system

CONTRIBUTING:

• add install directions for just
• add install help for zsh shells
• add back the setup.py empty file