History of schemas 7 changes

In crates/hub-api/src/lib.rs, lines 834–897 on d3f6ac2af2463e1f0e807078379b4abef1dc6b9457c6d41a45dea719f5f01656. 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.