Add the container config to the pihole module

modules/pihole/default.nix

@@ -11,4 +11,26 @@
       67 # DHCP
     ];
   };
+  age.secrets.piholeEnv.file = "${inputs.self}/scrts/pihole_env.age";
+  virtualisation.oci-containers = {
+    containers."pihole" = {
+      image = "pihole/pihole";
+      autoStart = true;
+      environment = {
+        TZ = "Europe/Zurich";
+        ServerIP = "10.7.89.2";
+        DNS1 = "127.0.0.1#5335"; # we're using the local unboud server here
+        RATE_LIMIT = "10000/60";
+      };
+      environmentFiles = [ config.age.secrets.piholeEnv.path ];
+      volumes = [
+        "/home/andreas/docker_systems/pihole/etc-pihole:/etc/pihole/"
+        "/home/andreas/docker_systems/pihole/etc-dnsmasq.d:/etc/dnsmasq.d/"
+      ];
+      extraOptions = [
+        "--network=host"
+        "--cap-add=NET_ADMIN"
+      ];
+    };
+  };
 }