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=3822753617
Mods=DaysLaterSimpleUI
| Workshop item | Subscribers | Declared in |
|---|---|---|
| Days Later: SimpleUI3822753617 | 111 | description footer |