History of DirBackend::authorize 3 changes

In crates/oxy-server/src/lib.rs, lines 290–301 on 2cc29048b84a5337e3c228a46bfbb303662ed1a2146fb1ea4d646c73c9f201b5. 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 290,301:crates/oxy-server/src/lib.rs.