* wip: add more context to errors
* Add a bunch fo context
* Repair source handling
* Add remaining contexts
* Add some context, but some of it is not right...
* Tidy up contexts properly
* Get command errors working how I want
* Remove some debug statements
* Repair mac build
* Move typetag to Action
* newtypes!
* Fix doctest
* Rename harmonic to nix-installer
* Fix build
* handle nix-install.sh rename
* Forgot some things
* Fix a mistype
* Fix env var
* Fix merge change that popped up
* Make plans versioned
* Delint
* speeeeeeeeling
* remove file that was dead
* Flesh out docs and improve public API
* Speeling
* Fixups
* Fix doctests
* Do a better job with actionstate
* Add some more docs
* Fix doctest
* Make CLI stuff optional
* Touchup
* Speeling
