History of DirBackend::open 2 changes

In crates/oxy-server/src/lib.rs, lines 293–302 on 99e3e0af08df756ceeb08da32e0c1d5aed950cb1606339cdc94a8295a4691cf9. 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 293,302:crates/oxy-server/src/lib.rs.