History of DirBackend::authorize 3 changes

In crates/oxy-server/src/lib.rs, lines 304–315 on 3e5772ccf9daacd64ace802c1885630b75e7a38812e9dec982bd62e473b8cca3. 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 304,315:crates/oxy-server/src/lib.rs.