History of hubUrl 3 changes

In src/hub.ts, lines 224–250 on 85a87a2d7d5b58b2bf802d71a022daebe47c9e5c5fd55b9f47e6d288303abf49. 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 224,250:src/hub.ts.