Mingyang Tong

Results 3 issues of Mingyang Tong

![2022-05-04_14 43 05](https://user-images.githubusercontent.com/30061150/166633712-288b9ca3-bb2d-4de6-ae08-6615371f1be9.png) (Ignore the effect particle, not related to the issue) Tracks just get messy, which I guess is caused by the precision of float/double.

bug
fixed in next release

signed-TSStudio

For room like this, build a tunnel is a better way to save carry creeps. ![image](https://user-images.githubusercontent.com/30061150/200152313-159ce33c-3bf0-4cdc-88e9-8acad4748be0.png)