modules: services: put modules into folders

modules/services/sabnzbd/default.nix

@@ -0,0 +1,28 @@
+# Usenet binary client.
+{ config, lib, ... }:
+let
+  cfg = config.my.services.sabnzbd;
+  port = 9090; # NOTE: not declaratively set...
+in
+{
+  options.my.services.sabnzbd = with lib; {
+    enable = mkEnableOption "SABnzbd binary news reader";
+  };
+
+  config = lib.mkIf cfg.enable {
+    services.sabnzbd = {
+      enable = true;
+      group = "media";
+    };
+
+    # Set-up media group
+    users.groups.media = { };
+
+    my.services.nginx.virtualHosts = [
+      {
+        subdomain = "sabnzbd";
+        inherit port;
+      }
+    ];
+  };
+}