History of DirBackend::authorize 3 changes

In crates/oxy-server/src/lib.rs, lines 290–301 on 3652104ae7d3a03e79396c304e66cec0b979896bb6be16e45c7f74d327b52d5e. 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.