message: Add logging around packet header we're building
diff: @@ -1099,8 +1099,16 @@ impl Connection {
  }
  };
  let mut builder = if pt == PacketType::Short {
  + qdebug!("Building Short dcid {}", &path.remote_cid,);
  PacketBuilder::short(encoder, tx.key_phase(), &path.remote_cid)
  } else {
  + qdebug!(
  + "Building {:?} dcid {} scid {}",
  + pt,
  + &path.remote_cid,
  + path.local_cids.first().unwrap()
  + );
  +
  PacketBuilder::long(
  encoder,
  pt,
  @@ -1110,6 +1118,7 @@ impl Connection {
  };
  if pt == PacketType::Initial {
  builder.initial_token(if let Some(info) = retry_info {
  + qtrace!("Initial token {}", hex(&info.token));
  &info.token
  } else {
  &[]
  