Fixed mako; added visicut

pkgs/visicut/default.nix

@@ -0,0 +1,43 @@
+{
+  appimageTools,
+  fetchurl,
+  lib,
+}: let
+  pname = "VisiCut";
+  version = "2.1";
+
+  src = fetchurl {
+    url = "https://github.com/t-oster/VisiCut/releases/download/${version}/VisiCut-${version}+devel-x86_64.AppImage";
+    hash = "sha256-Mq6Rjozshwk8asY+5egScQ5TkoxzRnWlZ9p0WeEOoiE=";
+  };
+
+  appimageContents = appimageTools.extract {
+    inherit pname version src;
+    postExtract = ''
+      substituteInPlace $out/${desktopFile} --replace-fail 'Exec=visicut' 'Exec=${pname}'
+    '';
+  };
+
+  desktopFile = "VisiCut.desktop";
+  iconFile = "visicut.png";
+in
+  appimageTools.wrapType2 {
+    inherit pname version src;
+
+    extraInstallCommands = ''
+      install -m 444 -D ${appimageContents}/${desktopFile} $out/share/applications/${desktopFile}
+      install -m 444 -D ${appimageContents}/usr/share/icons/hicolor/128x128/apps/${iconFile} \
+        $out/share/icons/hicolor/128x128/apps/${iconFile}
+    '';
+
+    meta = {
+      description = "A userfriendly tool to prepare, save and send Jobs to Lasercutters.";
+      homepage = "https://visicut.org/";
+      downloadPage = "https://github.com/t-oster/VisiCut/releases/";
+      license = lib.licenses.lgpl3;
+      sourceProvenance = with lib.sourceTypes; [binaryNativeCode];
+      # maintainers = with lib.maintainers; [onny];
+      mainProgram = "VisiCut";
+      platforms = ["x86_64-linux"];
+    };
+  }