Refactored modules

modules/nginx/default.nix

@@ -0,0 +1,30 @@
+{ lib, pkgs, config, ... }:
+with lib;
+let cfg = config.luj.nginx;
+in {
+
+  options.luj.nginx = {
+    enable = mkEnableOption "activate nginx service";
+    email = mkOption {
+      type = types.str;
+    };
+  };
+
+  config = mkIf cfg.enable {
+
+    security.acme.email = "${cfg.email}";
+    security.acme.acceptTerms = true;
+
+    services.nginx = {
+      enable = true;
+      recommendedOptimisation = true;
+      recommendedTlsSettings = true;
+      clientMaxBodySize = "128m";
+
+      commonHttpConfig = ''
+        server_names_hash_bucket_size 128;
+      '';
+    };
+
+  };
+}