Compress a file using gzip. Options: map(.overwrite true, .level int|string). Level aliases: "default", "none"/"no", "fast"/"speed", "best", "huffman".
Compress a byte array using gzip. Options: map(.level int|string). Level aliases: "default", "none"/"no", "fast"/"speed", "best", "huffman".
Decompress a gzip file. Options: map(.overwrite true).
Decompress a gzip-compressed byte array.