History of dispatch 2 changes

In crates/hub/src/protocol.rs, lines 230–248 on 961c10bee174b10c2192a049e553e297013a2f56b3fef0df6800012b64c62602. 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 230,248:crates/hub/src/protocol.rs.