History of schemas 7 changes

In crates/hub-api/src/lib.rs, lines 834–897 on d3e75fb41e615680fdba0e29f17c05f052f1f2040115fc246b6d5e28c58a6ad8. 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.