Move docs-RAG refresh into the portal container (Gitea raw API + scheduler addon, 3:30am daily)

CloudronManifest.json

@@ -14,10 +14,14 @@
     },
     "sendmail": {},
     "scheduler": {
-      "membership_sweep": {
-        "schedule": "0 3 * * *",
-        "command": "/app/code/sweep.sh"
-      }
+     "membership_sweep": {
+      "schedule": "0 3 * * *",
+      "command": "/app/code/sweep.sh"
+     },
+     "rag_refresh": {
+      "schedule": "30 3 * * *",
+      "command": "/app/code/rag_refresh.py"
+     }
     }
   },
   "manifestVersion": 2,