colmena last touches

nixos/common/default.nix

@@ -1,7 +1,8 @@
-{ config, pkgs, ... }:
+{ config, pkgs, inputs, ... }:
 
 {
   imports = [
+    inputs.vault-secrets.nixosModules.vault-secrets
     # User account definitions
     ./users
     ./services
@@ -23,13 +24,24 @@
         "https://cachix.cachix.org"
         "https://nix-community.cachix.org"
         "https://nixpkgs-review-bot.cachix.org"
+        "https://colmena.cachix.org"
       ];
       trusted-public-keys = [
         "cachix.cachix.org-1:eWNHQldwUO7G2VkjpnjDbWwy4KQ/HNxht7H4SSoMckM="
         "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
         "nixpkgs-review-bot.cachix.org-1:eppgiDjPk7Hkzzz7XlUesk3rcEHqNDozGOrcLc8IqwE="
+        "colmena.cachix.org-1:7BzpDnjjH8ki2CT3f6GdOk7QAzPOl+1t3LvTLXqYcSg="
       ];
     };
+    gc = {
+      dates = "weekly";
+      automatic = true;
+      randomizedDelaySec = "45min";
+    };
+    optimise = {
+      automatic = true;
+      dates = "weekly";
+    };
     extraOptions = ''
       experimental-features = nix-command flakes
     '';

nixos/common/users/default.nix

@@ -48,7 +48,7 @@
     ];
 
     # Make me admin
-    extraGroups = [ "wheel" ];
+    extraGroups = [ "systemd-journal" "wheel" ];
   };
 
   # Configure the root account