new sddm them

modules/graphical/sddm.nix

@@ -11,10 +11,12 @@ in {
   };
 
   config = lib.mkIf cfg.enable {
+    environment.systemPackages = [ (pkgs.sddm-astronaut.override { embeddedTheme = "pixel_sakura";}) ];
     services = {
       displayManager.sddm = {
         enable = true;
-        theme = "${pkgs.sddm-astronaut}";
+        theme = "sddm-astronaut-theme";
+        extraPackages = [ (pkgs.sddm-astronaut.override { embeddedTheme = "pixel_sakura";}) ];
         #wayland.enable = true;
         #sddm.theme = "breeze";
       };

pkgs/default.nix

@@ -9,7 +9,7 @@
   kop-website =
     pkgs.callPackage ./website/default.nix { inherit kop-hub ente-frontend; };
   scheibnkleister-presence = pkgs.callPackage ./scheibnkleister-presence/default.nix { };
-  sddm-astronaut = pkgs.callPackage ./sddm-astronaut/default.nix { };
+  custom-sddm-astronaut = pkgs.callPackage ./sddm-astronaut/default.nix { };
   mangal-patched = pkgs.callPackage ./mangal/default.nix { };
   csharp-ls-8 = pkgs.callPackage ./csharp-lsp/default.nix { };
   gpu-screen-recorder-ui = pkgs.callPackage ./gpu-screen-recorder-ui/default.nix { };

pkgs/sddm-astronaut/default.nix

@@ -8,6 +8,16 @@ pkgs.stdenv.mkDerivation {
     hash = "sha256-j8pJvBml2LWxXNw1e/cSVXV+6w+K1lahv0uK1B9OYn0=";
     rev = "6726b5e951a13d308bf17aa09e91a349d82c997b";
   };
+  # Tip: use diff <filea> <fileb> -ur to create patches
+  patches = [ (pkgs.writeText "astronaut-patch" ''
+--- a/metadata.desktop
++++ b/metadata.desktop
+@@ -9,3 +9,4 @@
+ MainScript=Main.qml
+ ConfigFile=theme.conf
+ Theme-Id=sddm-astronaut
++QTVersion=6
+  '') ];
   installPhase = ''
     mkdir -p $out
     cp -R ./* $out/