maybe this will do it

flake.nix

@@ -107,7 +107,7 @@
             cube = {
               modules = [ basant.nixosModule ];
             };
-            # box = { };
+            box = { channelName = "nixos" };
             # hypercube = { };
             # work = { };
           };
@@ -118,8 +118,7 @@
             suites = with profiles; rec {
               base = [ core users.root users.anish ];
               sealight = [ base server ]; # matrix rsshub backup wireguard
-              mossnet = [ base server ]; # taskd nextcloud networking wireguard shaarli mod-wallabag wallabag headphones dns backup monitoring dev gonic module-gonic cron nfs
-
+              mossnet = [ base server taskd nextcloud networking wireguard-box shaarli wallabag headphones dns backup monitoring dev gonic cron nfs]; 
               cube = [ base site server ];
               graphical = [ base bluetooth music sync wireguard wifi desktop ];
               curve = [ graphical secrets ];

profiles/wireguard-box/default.nix

@@ -0,0 +1,61 @@
+{ config, pkgs, lib, ... }:
+
+{
+  services.tailscale.enable = true;
+  networking.firewall.allowedUDPPorts = [ 60990 ];
+
+  # Enable WireGuard
+  networking.wireguard.interfaces = {
+    # "wg0" is the network interface name. You can name the interface arbitrarily.
+    wg0 = {
+      # Determines the IP address and subnet of the client's end of the tunnel interface.
+      ips = [ "10.0.69.4/24" ];
+      listenPort = 60990; # to match firewall allowedUDPPorts (without this wg uses random port numbers)
+
+      # Path to the private key file.
+      #
+      # Note: The private key can also be included inline via the privateKey option,
+      # but this makes the private key world-readable; thus, using privateKeyFile is
+      # recommended.
+      privateKeyFile = "/home/anish/wg/privkey";
+
+      peers = [
+        # For a client configuration, one peer entry for the server will suffice.
+        {
+          # Public key of the server (not a file path).
+          publicKey = "c1J4p63rD3IlszugMZiki7UBV3YmDdqa3DU4UejXzAI=";
+
+          # Forward all the traffic via VPN.
+          allowedIPs = [ "10.0.69.0/24" ];
+          # Or forward only particular subnets
+          #allowedIPs = [ "10.100.0.1" "91.108.12.0/22" ];
+
+          # Set this to the server IP and port.
+          endpoint = "sealight.xyz:60990"; # ToDo: route to endpoint not automatically configured https://wiki.archlinux.org/index.php/WireGuard#Loop_routing https://discourse.nixos.org/t/solved-minimal-firewall-setup-for-wireguard-client/7577
+
+          # Send keepalives every 25 seconds. Important to keep NAT tables alive.
+          persistentKeepalive = 25;
+        }
+      ];
+    };
+  };
+
+#  boot.extraModulePackages = with config.boot.kernelPackages; [ wireguard ];
+#  environment.systemPackages = [ pkgs.wireguard ];
+#  networking.wireguard.enable = true;
+#  networking.wireguard.interfaces = {
+#    wg0 = {
+#      ips = [ "10.0.69.4/32" ];
+#      privateKeyFile = "/home/anish/wg/privkey";
+#      listenPort = 60990;
+#
+#      peers = [
+#        { # helix - server
+#          publicKey = "{c1J4p63rD3IlszugMZiki7UBV3YmDdqa3DU4UejXzAI=}";
+#          allowedIPs = [ "10.0.69.1/24" ];
+#          endpoint = "sealight.xyz:60990";
+#          persistentKeepalive = 25;
+#        } ];
+#    };
+#  };
+}