History of DirBackend::authorize 3 changes

In crates/oxy-server/src/lib.rs, lines 324–335 on ce14f0d68b155ff7b6bfc4d9c7ed1d182a5ea88aad74e638abf33852904b3d04. 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 324,335:crates/oxy-server/src/lib.rs.