History of CasFs::read 1 change

In crates/flow-casfs/src/main.rs, lines 227–236 on 19728d93bef474bc2e7ed50b5af52c81a827dcb9bebbeb47d883541e69d67fe6. 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 227,236:crates/flow-casfs/src/main.rs.