Drive everything in the game loop

Make the project publishable

Add slow flip (for suspense)

Fix crash in the compositor

Fix board generation producing too-low scores

Remove commented-out code

Clean up the rendering code

Add hint card colors

Recommend listening to the GCS theme

Add a panic hook to call AnsiTty::fini()

Factor out all colors in the gfx module into a style sheet

Break up the game module

Fix clippy warnings

Initial commit; it works!