pub fn blob_path(base: &Path, data_file_key: &str, blob_id: u32) -> PathExpand description
Format a blob sidecar path for a data file.
Layout: <base>/<data_file_key>/<blob_id>.blob
baseis typically the dataset’s data directory.data_file_keyis the stem of the data file (without extension).blob_idis the hex-encoded identifier assigned during write.