History of schemas 2 changes

In crates/hub-api/src/lib.rs, lines 573–620 on c0fac31d36fdfab3f7af0bcfc213767a973f016769e353538c30bfab90edd7fb. 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 573,620:crates/hub-api/src/lib.rs.