History of DirBackend::authorize 3 changes

In crates/oxy-server/src/lib.rs, lines 304–315 on f556a3ba8a9de7cbd486c946dc8975930c85c0018d02ffff42d2858c9a837166. 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.