History of schemas 7 changes

In crates/hub-api/src/lib.rs, lines 834–897 on 2bfe5ef66b0c50fe534d11cac8b8a51aa92daa248f27316df8c6e6c01e5f3dea. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 834,897:crates/hub-api/src/lib.rs.