History of router 1 change

In crates/hub/src/lib.rs, lines 72–74 on ced6d3afc5cf135158603e2acf3c2fa8473f93488c5a9320df2e064d80db00a1. 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 72,74:crates/hub/src/lib.rs.