History of release 2 changes

In crates/oh/src/main.rs, lines 889–980 on 8e96499f270589313852b3f68508c023ece9f0f4593ff17d570be42232d612e0. 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 889,980:crates/oh/src/main.rs.