refactor: switch from modules to import arrays

modules/nixos/features/vaultwarden.nix

@@ -1,33 +1,28 @@
 {
   config,
-  lib,
   ...
 }:
 let
-  feature = "vaultwarden";
   port = "5001";
 in
 {
-  config = lib.mkIf config.${feature}.enable {
-    services = {
-      vaultwarden = {
-        enable = true;
-        backupDir = "/srv/vaultwarden";
-        config = {
-          rocketPort = "${port}";
-          domain = "https://vaultwarden.fi33.buzz";
-          signupsAllowed = false;
-          invitationsAllowed = false;
-          showPasswordHint = false;
-          useSyslog = true;
-          extendedLogging = true;
-          adminTokenFile = "${config.age.secrets.vaultwarden-admin.path}";
-        };
+  services = {
+    vaultwarden = {
+      enable = true;
+      backupDir = "/srv/vaultwarden";
+      config = {
+        rocketPort = "${port}";
+        domain = "https://vaultwarden.fi33.buzz";
+        signupsAllowed = false;
+        invitationsAllowed = false;
+        showPasswordHint = false;
+        useSyslog = true;
+        extendedLogging = true;
+        adminTokenFile = "${config.age.secrets.vaultwarden-admin.path}";
       };
     };
 
-    # reverse proxy
-    services.nginx.virtualHosts."${feature}.fi33.buzz" = {
+    nginx.virtualHosts."vaultwarden.fi33.buzz" = {
       forceSSL = true;
       useACMEHost = "fi33.buzz";
       locations."/" = {
@@ -35,13 +30,10 @@ in
         proxyWebsockets = true;
       };
     };
-
-    # secrets
-    age.secrets."vaultwarden-admin" = {
-      file = ../../../secrets/vaultwarden-admin.age;
-      owner = "vaultwarden";
-    };
   };
 
-  options.${feature}.enable = lib.mkEnableOption "enables ${feature}";
+  age.secrets."vaultwarden-admin" = {
+    file = ../../../secrets/vaultwarden-admin.age;
+    owner = "vaultwarden";
+  };
 }