usebase64::Engine;usebase64::engine::general_purpose::STANDARD;/// Decodes a standard Base64 string into a byte array.
pubfnbase64_decode<S:AsRef<str>>(data: S)->Vec<u8>{STANDARD.decode(data.as_ref()).unwrap()}/// Encodes a byte array into a standard Base64 string.
pubfnbase64_encode(data:&[u8])-> String{STANDARD.encode(data)}