Guix (not working)

modules/nixos/services/guix/default.nix

@@ -0,0 +1,47 @@
+{
+  lib,
+  pkgs,
+  inputs,
+  namespace,
+  system,
+  target,
+  format,
+  virtual,
+  systems,
+  config,
+  ...
+}:
+with lib;
+with lib.${namespace}; let
+  cfg = config.${namespace}.services.guix;
+  impermanence = config.${namespace}.impermanence;
+  persist = impermanence.persistentStorage;
+in {
+  options.${namespace}.services.guix = with types; {
+    enable = mkBoolOpt false "Enable guix";
+  };
+
+  config = mkIf cfg.enable {
+    services.guix = {
+      enable = true;
+      gc.enable = true;
+      publish = {
+        enable = true;
+        port = 17333;
+        extraArgs = [
+          "--advertise"
+          "--compression=zstd:6"
+        ];
+      };
+    };
+
+    systemd.tmpfiles.rules = [
+      "d /var/guix 2775 root guixbuild - -"
+      "d /var/guix/daemon-socket 2770 root guixbuild - -"
+    ];
+
+    environment.persistence."${persist}/guix".directories = lib.optionals impermanence.enable [
+      "/var/guix"
+    ];
+  };
+}