add note

modules/services/nginx/default.nix

@@ -362,6 +362,7 @@ inputs:
             access_log syslog:server=unix:/dev/log transparent_proxy;
           }
         '';
+        # TODO: use existing options
         systemd.services.nginx-proxy =
           let
             ip = "${inputs.pkgs.iproute2}/bin/ip";

modules/services/nixvirt.nix

@@ -204,6 +204,7 @@ inputs:
     };
     networking.firewall.allowedTCPPorts = builtins.map (vm: vm.network.vnc.port)
       (builtins.filter (vm: vm.network.vnc.openFirewall) (builtins.attrValues nixvirt.instance));
+    # TODO: use existing options
     systemd.services.nixvirt-forward =
       let
         nftRules = builtins.concatLists (builtins.concatLists (builtins.map

modules/services/xray.nix

@@ -215,6 +215,7 @@ inputs:
             };
             restartTriggers = [ inputs.config.sops.templates."xray-client.json".file ];
           };
+          # TODO: use existing options
           v2ray-forwarder =
           {
             description = "v2ray-forwarder Daemon";

modules/system/fileSystems/cluster.nix

@@ -2,6 +2,7 @@ inputs:
 {
   config = inputs.lib.mkMerge
   [
+    # TODO: mount everything in /nix/remote
     # for cluster master, export NFS
     (inputs.lib.mkIf (inputs.config.nixos.model.cluster.nodeType or null == "master")
       { nixos.services.nfs."/nix/persistent/home" = "192.168.178.0/24"; })