Changes touching this path

• reconcile_onto stops open-coding load_shared_lineage's two halves, because the ingest and the ADR 0047 hold refresh it hand-rebuilds are exactly that seam with nothing between them, which is the drift #1447 removed from the test fixture that claimed to reproduce this very step (#1456) d4ada2ee · dbf3dbe6…

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.