History of schemas 2 changes

In crates/hub-api/src/lib.rs, lines 600–649 on 380996db84e5398ec51f22c3c34ff9942f1ec928d59469ec5d048f09d1a7db93. 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.