zwitschi
2ba40f3578
Group the top-level docs into docs/project, docs/design, docs/assets and docs/process, each with its own README index. Delete the superseded docs/screens/head-review page and sheets. Rewrite every markdown link, absolute docs path and tool/test reference to the new locations, fix the pre-existing broken anchors and remove the dead Joke Shop photo-board link. check_docs OK, Python tooling 167/167.