Refactor server files

servers/utils/acme-http-client.nix

@@ -0,0 +1,21 @@
+{ lib, ... }:
+{
+  options.services.nginx.virtualHosts = lib.mkOption {
+    type = lib.types.attrsOf (
+      lib.types.submodule {
+        config = lib.mkDefault {
+          enableACME = true;
+        };
+      }
+    );
+  };
+
+  config = {
+    networking.firewall.allowedTCPPorts = [ 80 ];
+
+    security.acme = {
+      acceptTerms = true;
+      defaults.email = "vili.m.sinerva@gmail.com";
+    };
+  };
+}