Repair the bug that the transport vehicle cannot work normally after loading and archiving
Updated instructions on November 10
1. Add the function of selecting game difficulty
2. The update of data is mostly due to the addition of rocket launching function, but it is not perfect at present and is still hidden. It can be completed in two or three days
10.30 Update description
Repair archive deletion not refreshed,
Repairing old archived buildings cannot be deleted,
Language initialization according to system language