added NFS server

hosts/Anton/default.nix

@@ -12,6 +12,7 @@
     ./homeassistant.nix
     ./invidious.nix
     ./minecraft.nix
+    ./nfs.nix
     ./radicale.nix
     ./syncthing.nix
 

hosts/Anton/nfs.nix

@@ -0,0 +1,21 @@
+{ ... }:
+{
+
+  fileSystems = {
+    "/export/roms" = {
+      device = "/mnt/data/willifan";
+      options = [ "bind" ];
+    };
+  };
+
+  services.nfs.server = {
+    enable = true;
+    exports = ''
+      /export *(rw,fsid=0,no_subtree_check)
+      /export/roms *(rw,nohide,insecure,no_subtree_check) 
+    '';
+  };
+
+  networking.firewall.allowedTCPPorts = [ 2049 ];
+
+}