History of router 2 changes

In crates/hub/src/lib.rs, lines 147–149 on 1b6536f06132197240c848a7d44e24e80afc37394e0d66fd37fb08427fe10ce3. 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 147,149:crates/hub/src/lib.rs.