Describe remaining submodules.
Reference-document (unused) calc() implementation.
Merge branch 'main' of git.argonaut-constellation.org:~alcinnz/CatTrap into main
Define public APIs.
Unittest basic grid sizing.
Unit test calc() implementation!
Finish drafting shunting yard interpreter for calc().
Draft shunting yard interpreter for calc().
Draft public API for CatTrap.