Increase 2 game modes
1. Conquest: Develop on an equal footing with the enemy. Build bases to destroy enemy command centers. Set enemy strength on the menu.
2. Defense: Build bases and troops to resist the enemy's attack until they survive. The enemy may land anywhere. Before the invasion, there will be warning and reservation of the enemy's landing points. The number and time of the enemy's invasion can be set in the menu.
3. Attack: Build base and army, destroy the enemy's command center, the enemy will not attack you actively, but the initial force range is very large, you need to step by step, you can set the initial force range of the enemy in the menu.
Other changes:
1. Optimizing Ai algorithm greatly improves CPU performance
2. Fix Some BUG