wait on qbt service before init

module.nix

@@ -51,6 +51,17 @@ let
           tvCategory = "tvshows";
         };
       };
+
+      serviceName = lib.mkOption {
+        type = lib.types.nullOr lib.types.str;
+        default = null;
+        description = ''
+          Name of the systemd service for this download client.
+          When set, the init service will depend on (After + Requires) this service,
+          ensuring the download client is running before health checks execute.
+        '';
+        example = "qbittorrent";
+      };
     };
   };
 
@@ -424,6 +435,13 @@ let
   # Get list of service names that syncedApps depend on
   getSyncedAppDeps = inst: map (app: "${app.serviceName}.service") inst.syncedApps;
 
+  # Get list of service names that download clients depend on
+  getDownloadClientDeps =
+    inst:
+    lib.concatMap (
+      dc: lib.optional (dc.serviceName != null) "${dc.serviceName}.service"
+    ) inst.downloadClients;
+
   enabledInstances = lib.filterAttrs (_: inst: inst.enable) cfg;
 
   mkBazarrProviderSection =
@@ -525,8 +543,9 @@ in
             "${inst.serviceName}.service"
           ]
           ++ (getSyncedAppDeps inst)
+          ++ (getDownloadClientDeps inst)
           ++ (lib.optional (inst.networkNamespacePath != null) "wg.service");
-          requires = [ "${inst.serviceName}.service" ];
+          requires = [ "${inst.serviceName}.service" ] ++ (getDownloadClientDeps inst);
           wantedBy = [ "multi-user.target" ];
           serviceConfig = {
             Type = "oneshot";