enable nix gc daily

modules/default.nix

@@ -12,5 +12,6 @@
     ./system.nix
     ./user.nix
     ./timezone.nix
+    ./waybar.nix
   ];
 }

modules/nix.nix

@@ -1,7 +1,14 @@
 {
-  nix.settings = {
-    experimental-features = "nix-command flakes";             # enable flakes
-    substituters = [ "https://hyprland.cachix.org" ];         # pre compiled hyprland packages
-    trusted-public-keys = [ "hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc=" ];
+  nix = {
+    settings = {
+      experimental-features = "nix-command flakes";             # enable flakes
+      substituters = [ "https://hyprland.cachix.org" ];         # pre compiled hyprland packages
+      trusted-public-keys = [ "hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc=" ];
+    };
+    gc = {
+      automatic= true;
+      dates = "daily";
+      options = "--delete-older-than 2d";
+    };
   };
 }

modules/packages.nix

@@ -2,5 +2,6 @@
   environment.systemPackages = with pkgs; [
     git
     tree
+    wget
   ];
 }

modules/waybar.nix

@@ -0,0 +1,3 @@
+{
+  programs.waybar.enable = true;
+}