Group containers into their own directory

nix/modules/nixos/features/homelab/containers/default.nix

@@ -0,0 +1,8 @@
+{
+  imports = [
+    ./beaverhabits.nix
+    ./freshrss.nix
+    ./pi-hole.nix
+    ./tubearchivist.nix
+  ];
+}

nix/modules/nixos/features/homelab/containers/pi-hole.nix

@@ -27,6 +27,8 @@ in
           image = "pihole/pihole:latest";
 
           environment = {
+            "PIHOLE_DNS_1" = "8.8.8.8";
+            "PIHOLE_DNS_2" = "8.8.4.4";
             "TZ" = "Europe/London";
           };
 

nix/modules/nixos/features/homelab/default.nix

@@ -1,15 +1,12 @@
 {
   imports = [
     ./audiobookshelf.nix
-    ./beaverhabits.nix
+    ./containers
     ./forgejo.nix
-    ./freshrss.nix
     ./gitea.nix
     ./immich.nix
     ./jellyfin.nix
     ./paperless.nix
-    ./pi-hole.nix
-    ./tubearchivist-container.nix
     ./vaultwarden.nix
   ];
 }