Change default gtk2 config location to avoid clash with KDE plasma

Add Qt theme tweaks

system/Vanguard.nix

@@ -33,29 +33,23 @@
         input-overlay
       ];
     };
-    wayland.windowManager.sway.config = {
-      output = {
-        "Acer Technologies ED270R TJMEE0043W01" = {
-          mode = "1920x1080@120Hz";
-          position = "0 140";
-        };
-        "Microstep MSI G27CQ4 E2 Unknown" = {
-          mode = "2560x1440@120Hz";
-          scale = "1.25";
-          position = "1920 0";
-        };
-      };
-      workspaceOutputAssign = [
-        {
-          output = "DP-2";
-          workspace = "1";
-        }
-        {
-          output = "DP-1";
-          workspace = "6";
-        }
-      ];
-    };
+    xdg.configFile."MangoHud/MangoHud.conf".text = ''
+      preset=2
+      time
+      # text_color=FFFFFF
+      # gpu_color=2E9762
+      # cpu_color=2E97CB
+      # vram_color=AD64C1
+      # ram_color=C26693
+      # engine_color=EB5B5B
+      # io_color=A491D3
+      # frametime_color=00FF00
+      # background_color=020202
+      # media_player_color=FFFFFF
+      # wine_color=EB5B5B
+      # battery_color=FF9078
+      # network_color=E07B85
+    '';
   };
   boot = {
     extraModulePackages = with config.boot.kernelPackages; [ v4l2loopback ];
@@ -84,21 +78,4 @@
       capSysNice = true;
     };
   };
-  xdg.configFile."MangoHud/MangoHud.conf".text = ''
-    preset=2
-    time
-    # text_color=FFFFFF
-    # gpu_color=2E9762
-    # cpu_color=2E97CB
-    # vram_color=AD64C1
-    # ram_color=C26693
-    # engine_color=EB5B5B
-    # io_color=A491D3
-    # frametime_color=00FF00
-    # background_color=020202
-    # media_player_color=FFFFFF
-    # wine_color=EB5B5B
-    # battery_color=FF9078
-    # network_color=E07B85
-  '';
 }

system/home/desktop.nix

@@ -18,12 +18,19 @@
   programs.mpv.enable = true;
   gtk = {
     enable = true;
+    gtk2.configLocation = "${config.xdg.configHome}/gtk-2.0/gtkrc";
     iconTheme = {
       package = pkgs.papirus-icon-theme;
       name = "Papirus";
     };
   };
-  qt.enable = true;
+  qt = {
+    enable = true;
+    style = {
+      name = "adwaita";
+      package = pkgs.adwaita-qt;
+    };
+  };
   xdg = {
     mime.enable = true;
     mimeApps =