History of schemas 2 changes

In crates/hub-api/src/lib.rs, lines 600–649 on 3d1e74cdac76b716b793ea7d5f20f365e4bce8889818e7678be4a64d626a84bc. 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.