added stream writable check

Author: Andcool-Systems

src/responses/ping.rs

@@ -9,6 +9,7 @@ pub async fn handle_and_send(stream: &mut TcpStream, buff: &mut BytesMut) -> Res
     let payload = buff.get_i64();
     let packet = PingPacket { payload };
 
+    stream.writable().await?;
     stream.write_all(&packet.build()?).await?;
     Ok(())
 }

src/responses/status.rs

@@ -28,6 +28,7 @@ pub async fn send(stream: &mut TcpStream, session: &mut Session) -> Result<()> {
         enforces_secure_chat: false,
     };
 
+    stream.writable().await?;
     stream
         .write_all(&status::StatusPacket::build(data)?)
         .await?;