History of dispatch 2 changes

In crates/hub/src/protocol.rs, lines 238–256 on 78b57440054eddccbd1dd48b4a097d1cfb962b9bfb6edd4cfef36cd7b099f0c5. 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 238,256:crates/hub/src/protocol.rs.