Add cachix server

Author: rien

modules/default.nix

@@ -113,6 +113,8 @@ in {
         pv
         ranger
         screen
+        bat
+        xsv
       ] ++ cfg.extraHomePackages;
 
       xdg = {
@@ -157,6 +159,8 @@ in {
       package = pkgs.nixFlakes;
       extraOptions = ''
         experimental-features = nix-command flakes
+        substituters = https://cache.nixos.org https://nix-community.cachix.org https://chvp.cachix.org
+        trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs= chvp.cachix.org-1:eIG26KkeA+R3tCpvmaayA9i3KVVL06G+qB5ci4dHBT4=
       '';
       gc = {
         automatic = true;