History of schemas 2 changes

In crates/hub-api/src/lib.rs, lines 600–649 on 39442b000e6b8c1027d74c2f01940a76691a4e65ef17def5d269e8cb6a195bfd. 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 600,649:crates/hub-api/src/lib.rs.