added UVTools

pkgs/UVtools/default.nix

@@ -0,0 +1,27 @@
+{
+  appimageTools,
+  fetchurl,
+}:
+let
+  pname = "UVtools";
+  version = "v4.4.3";
+  src = fetchurl {
+    url = "https://github.com/sn4k3/UVtools/releases/download/${version}/UVtools_linux-x64_${version}.AppImage";
+    hash = "sha256-XpVSBstdd2qjbVYR6CFmaj19hSZ6mqzrnmgttLccIbY=";
+  };
+
+  appimageContents = appimageTools.extract {
+    inherit pname version src;
+  };
+
+in
+appimageTools.wrapType2 {
+  inherit pname version src;
+  extraPkgs = pkgs: [ pkgs.icu ];
+  extraInstallCommands = ''
+    install -m 444 -D ${appimageContents}/UVtools.desktop $out/share/applications/UVtools.desktop
+    install -m 444 -D ${appimageContents}/UVtools.png \
+      $out/share/icons/hicolor/256x256/apps/UVtools.png
+  ''; 
+}
+

pkgs/default.nix

@@ -2,5 +2,6 @@
 {
   nixpkgs.config.packageOverrides = pkgs: {
     yuzu = pkgs.callPackage ./yuzu { };
+    UVtools = pkgs.callPackage ./UVtools { };
   };
 }

users/willifan/desktop/applications.nix

@@ -24,6 +24,7 @@
     gimp
     inkscape
     prusa-slicer
+    UVtools
     audacity
 
   ])