dustbowl: misc updates

nixos/dustbowl.nix

@@ -9,6 +9,7 @@
   imports =
     [ # Include the results of the hardware scan.
       /etc/nixos/hardware-configuration.nix
+      /etc/nixos/private.nix
       ./cachix.nix
     ];
 
@@ -227,7 +228,7 @@
   nixpkgs.overlays = [ emacs-overlay.overlay ];
 
   # Open ports in the firewall.
-  networking.firewall.allowedTCPPorts = [ 8080 ];
+  networking.firewall.allowedTCPPorts = [ 8080 6600 ];
   networking.firewall.allowedUDPPorts = [ 8080 ];
 
   # Enable CUPS to print documents.
@@ -292,6 +293,7 @@
   programs.sway = {
     extraSessionCommands = ''
       export XCURSOR_THEME=Adwaita
+      export _JAVA_AWT_WM_NONREPARENTING=1
     '';
     wrapperFeatures.gtk = true;
     enable = true;