0. Fixed a sporadic issue where, upon attempting to join a friend's room, a message would incorrectly appear stating that the host's room had already closed.
1. Fixed an issue where minerals would occasionally stop spawning while the train was in motion.
2. Fixed an issue where erroneous numerical notifications would sometimes appear after drinking milk.
3. Fixed a display issue with the water level in sprinklers; multi-level water level indicators have been added, allowing players to clearly see the current water volume at a glance.
4. Optimized the game's frame rate and reduced the likelihood of frame drops.
5. Adjusted the drop rates for minerals and all visible objects, and rebalanced various game statistics.
6. Fixed an issue where the Large Smelter would sometimes produce an abnormally high quantity of processed minerals; however, the smelter now supports the simultaneous processing of multiple mineral types, thereby saving time. [Note: Simultaneous processing of identical mineral types remains to be tested.]
7. Fixed an issue where using the Shift key for quick-loading fuel would sometimes result in the fuel being consumed without effect.
8. Fixed an issue where using the Shift key for quick-loading items into a trash can would sometimes result in the items being consumed without effect.
9. Fixed the logic for quick-transferring items between the player's inventory and their equipped gear slots; quick-transferring is now fully supported between these two storage areas.