History of DirBackend::authorize 3 changes

In crates/oxy-server/src/lib.rs, lines 324–335 on f7510b63cceb5e4e237fe11b3a467a4583b1f0276fedfd18e2f7a25e27bf6356. 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.