History of destination 3 changes

In crates/hub/src/backups.rs, lines 826–854 on 05f1a85a284253adc4e796dba60b0a0556198b5e2be230687802a9a5ee3af821. 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 826,854:crates/hub/src/backups.rs.