Fix script

modules/server/containers/apps/jellyfin.nix

@@ -108,6 +108,11 @@ in {
         --arg pass "$DEFAULT_ADMIN_PASSWORD" \
         '{"Name": $name, "Password": $pass}')
       
+      if ! ${pkgs.curl}/bin/curl -sSf -X GET "$JELLYFIN_URL/Startup/User"; then
+        echo "ERROR: Failed to get base user."
+        exit 1
+      fi
+
       if ! ${pkgs.curl}/bin/curl -sSf -X POST "$JELLYFIN_URL/Startup/User" \
         -H 'accept: */*' \
         -H "Content-Type: application/json" \