Build-ParallelEnv-Target-OffPolicy-SingleStack-SideChannel-EndReward-Easy-V2.1
add spin penalty while agent keep spin will give a penalty reward.
lower Go target in area reward.
fix scene only spawn in a small area in center.
delete room type attack target.
make no more enemy spawn in go target.
free mode enemy number change to 3.
add side channel to let python side know which target got win or lose.
fix update time bug. may cause double gameover check.(got another lose after reset the game.)
