History of serve 3 changes

In crates/oxy-server/src/lib.rs, lines 391–409 on 1ec3f008e96a7e781002706ba550165cd0b3da2f00bde9071cac11dc7534bf63. 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 391,409:crates/oxy-server/src/lib.rs.