[Feature]: Add disassembly station item rendering

[Steveplays28]

• [x] Improve the disassembly station code
• [x] Add nullability annotations
• [x] Add a block entity with 2 inventories
  • Disassembly inventory (1 slot; 1x1)
  • Result inventory (9 slots; 3x3)
• [ ] Add a block entity renderer