History of DirBackend::authorize 3 changes

In crates/oxy-server/src/lib.rs, lines 324–335 on 206c76cad4bf2b61af35e9d48236b2e395a56aa73cd863c2bcd4a9610d580f10. 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.