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img/builder.nix

@@ -24,39 +24,17 @@ let
       destination = "/etc/containers/policy.json";
     }
   );
-  nix-conf = writeTextFile {
-    name = "nix.conf";
-    text = ''
-      experimental-features = nix-command flakes
-    '';
-    destination = "/etc/nix/nix.conf";
-  };
 in
-lib'.mkImage pkgs {
+lib'.mkImage {
   name = name "builder";
-  copyToRoot = pkgs.buildEnv {
-    name = "policy";
-    paths = [
-      policy
-      nix-conf
-    ];
-  };
-  initializeNixDatabase = true;
-  layers = [
-    {
-      deps = [
-        buildah
-        git
-        nix
-        nix-output-monitor
-        podman
-        policy
-      ];
-    }
-    {
-      deps = [
-        nodejs_24
-      ];
-    }
+  contents = [
+    buildah
+    git
+    nix
+    nix-output-monitor
+    nodejs_24
+    podman
+    policy
   ];
+  includeNixDB = true;
 }