Feat(clanServices): expose all other instance options than nixosModule

This is usefull for augmenting the perInstance module

lib/inventory/distributed-service/service-module.nix

@@ -254,8 +254,7 @@ in
                             default = [ ];
                             type = types.listOf (types.deferredModule);
                           };
-                          }
-                        )
+                        })
                       ];
                     };
                   };
@@ -646,15 +645,14 @@ in
             let
               instanceRes = roleCfg.perInstance instanceName machineName;
             in
-            {
+            instanceRes
+            // {
               nixosModule = {
                 imports = [
                   # Result of the applied 'perInstance = {...}: {  nixosModule = { ... }; }'
                   instanceRes.nixosModule
                 ] ++ instanceCfg.roles.${roleName}.extraModules;
               };
-              # TODO: nested services
-              services = { };
             }
 
           ) instanceCfg.roles.${roleName}.machines or { };