cookie: prepend in library

rbx_asset/src/cookie.rs

@@ -199,8 +199,9 @@ fn read_readable(mut readable:impl std::io::Read)->std::io::Result<Vec<u8>>{
 #[derive(Clone)]
 pub struct Cookie(String);
 impl Cookie{
+	/// cookie is prepended with ".ROBLOSECURITY=" by this function
 	pub fn new(cookie:String)->Self{
-		Self(cookie)
+		Self(format!(".ROBLOSECURITY={cookie}"))
 	}
 	pub fn get(self)->String{
 		self.0

src/main.rs

@@ -621,7 +621,7 @@ async fn cookie_from_args(literal:Option<String>,environment:Option<String>,file
 		(None,None,Some(cookie_file))=>tokio::fs::read_to_string(cookie_file).await?,
 		_=>Err(anyhow::Error::msg("Illegal cookie argument triple"))?,
 	};
-	Ok(Cookie::new(format!(".ROBLOSECURITY={cookie}")))
+	Ok(Cookie::new(cookie))
 }
 async fn api_key_from_args(literal:Option<String>,environment:Option<String>,file:Option<PathBuf>)->AResult<ApiKey>{
 	let api_key=match (literal,environment,file){