Changes touching this path

• prototype #1131: three shapes for the solo daily-driving docs track, and the verdict 92448a96 · dbf3dbe6…
• the docs demo runs between two markers that cannot silently widen, and the six surfaces still sending readers to a dead /docs anchor name the route that exists, with a test that fails the next time either class rots (#1394) 3493a354 · dbf3dbe6…diff

Renames are not followed. loot's tree maps a path to an address, so a rename is a delete and an add. This list is the history of the name, not of the bytes.