[Bug Fixes]
1. Fixed a bug where ship-mounted weapons could not function properly after capsizing in certain situations.
[Content Improvements]
1. Added a construction time mechanic: All constructions now require a specific amount of time to complete, and buildings can be attacked by zombies during the construction phase.
2. Added models and animations for drifting survivors.
3. Added a display for maximum labor capacity. Some buildings now require maximum labor instead of just idle labor.