initial commit

modules/core/nix.nix

@@ -0,0 +1,18 @@
+{ ... }:
+
+{
+    nix = {
+        settings = {
+            experimental-features = [ "nix-command" "flakes" ];
+            auto-optimise-store = true;
+        };
+        
+        gc = {
+            automatic = true;
+            dates = "weekly";
+            options = "--delete-older-than 14d";
+        };
+    };
+    
+    nixpkgs.config.allowUnfree = true;
+}