Restore nightly membership sweep scheduler (3am daily) — was silently missing from manifest

CloudronManifest.json

@@ -22,5 +22,11 @@
   },
   "manifestVersion": 2,
   "website": "https://inference.coop",
-  "contactEmail": "info@inference.coop"
-}
+  "contactEmail": "info@inference.coop",
+  "scheduler": {
+    "membership_sweep": {
+      "schedule": "0 3 * * *",
+      "command": "/app/code/sweep.sh"
+    }
+  }
+}