History of log 1 change

In crates/hub/src/flow.rs, lines 252–277 on bd91edeb44f8f318af68521ca74c35ee48f09e1002ce0c5972bc8ac10cea6862. 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 252,277:crates/hub/src/flow.rs.