Function patch_seq_compress_unzstd 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn patch_seq_compress_unzstd(
    stack: Stack,
) -> Stack

Decompress zstd data

Stack effect: ( String – String Bool )

Input should be base64-encoded zstd data. Returns decompressed string and success flag.

Safety

Stack must have a String value on top