1 files changed, 19 insertions, 0 deletions
diff --git a/modules/nixos/nix-common.nix b/modules/nixos/nix-common.nix
new file mode 100644
index 0000000..6e4d373
--- /dev/null
+++ b/modules/nixos/nix-common.nix
@@ -0,0 +1,19 @@
+{ config, pkgs, ... }: {
+  
+  nix = {
+    settings = {
+      allowed-users = [ "@wheel" "@builders" "@video" ];
+      experimental-features = [ "nix-command" "flakes" ];
+    };
+
+    # Clean up old generations after 30 days
+    gc = {
+      automatic = true;
+      dates = "weekly";
+      options = "--delete-older-than 30d";
+    };
+
+    # Users allowed to run nix
+    # allowedUsers = [ "root" ];
+  };
+}