Hydra test job

flake.nix

@@ -45,11 +45,12 @@
         modules =[
           ./machines/hippocampus/configuration.nix
           (overlays' [
-            overlays.hydra
             overlays.nvidiaContainer
           ])
           modules.sops
-          lix-module.nixosModules.default
+          ({ pkgs, ...}: {
+            nix.package = pkgs.lix;
+          })
         ];
       };
       universedesktop = nixosSystem' {
@@ -89,5 +90,9 @@
         ];
       };
     };
+
+    hydraJobs = {
+      pkgs.hello
+    };
   };
 }