git:20260731.eb74248 to git:20260804.3d3d7ff

1 added, 0 removed. Audit A to A.

# radin — design history

Scratch doc for `~/.claude/.radin/` namespace migration. Content formalized into [docs/architecture.md](architecture.md) and [docs/domain-models.md](domain-models.md).

Kept as historical note on storage model origin. Not maintained forward.