add jsonConfig to services

modules/core.nix

@@ -30,7 +30,7 @@
     enable = true;
     allowReboot = true;
     dates = "04:00";
-    flake = "path:/etc/nixos/current";
+    flake = "path:/etc/nixos/current-systemconfig";
     randomizedDelaySec = "45min";
     flags = [
       "--update-input nixpkgs"

modules/services.nix

@@ -3,6 +3,7 @@
   config,
   lib,
   tier ? "starter",
+  jsonConfig ? {},
   ...
 }:
 with lib; let
@@ -16,11 +17,16 @@ with lib; let
       description = "Automation and database tools";
     };
   };
+
+  # Helper function to import modules, passing jsonConfig only if needed
+  importService = serviceName: let
+    mod = import ../services/${serviceName};
+  in
+    if isFunction mod
+    then mod {inherit jsonConfig;} # Pass jsonConfig if it's a function
+    else mod; # Use as-is if it's a set
 in {
-  imports =
-    map
-    (serviceName: import ../services/${serviceName})
-    tiers.${tier}.services;
+  imports = map importService tiers.${tier}.services;
 
   options.services.selfHostPlaybook = {
     enable = mkEnableOption "self host playbook";