History of serve 3 changes

In crates/oxy-server/src/lib.rs, lines 351–369 on 9b761fe2f7513ef6a4698faa5569dee614ffbbed3493776f88e802b345db96c8. 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 351,369:crates/oxy-server/src/lib.rs.