New:
1. Added more shapes of blocks.
2. Blocks are sorted and classified by shape.
3. Materials are sorted and classified by type.
4. Plants are sorted and classified by type.
5. Added a warehouse for purchasing NPCs of different heights.
6. Added a warehouse for purchasing various types of character parts.
7. Added a task system, create simple tasks and delegate them to NPCs.
8. Use the keyboard key 'H' to hide and show the UI.
Optimization:
1. When using a skill, the mouse icon will change to the icon of the corresponding skill.
2. Optimized the map loading speed when entering and exiting the blueprint editor.
3. Optimized the mouse icon. The mouse icon will change to different shapes when performing different operations.
4. Corresponding sounds will be played when placing and deleting objects.
