History of router 1 change

In crates/hub/src/lib.rs, lines 71–73 on 8e820b4ae875238097b844db3c5acfc846811299075ccc5dcabceb1096adf5ac. 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 71,73:crates/hub/src/lib.rs.