Add it to your server
In your server's .ini file (servertest.ini by default), add these to the existing WorkshopItems= and Mods= lines, separated by a semicolon (;).
WorkshopItems=3775513231;3819311383
Mods=INVENTORY_TETRIS;StreetsOfLouisvilleUI
These lines include the mod it requires, as its Steam page declares it:
- Inventory Tetris - Grid Based Items and Equipment Overhaul ·
INVENTORY_TETRIS
| Workshop item | Subscribers | Declared in |
|---|---|---|
| Streets of Louisville: UI Standalone3819311383 | 8 | description footer |