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=3818463887
Mods=BasementHoleBackfillPatch
| Workshop item | Subscribers | Declared in |
|---|---|---|
| Basement Hole Backfill Patch [B42]3818463887 | 5 | description footer |