fix krita

packages/krita.nix

@@ -1,7 +1,8 @@
 {
     lib,
     appimageTools,
-    fetchurl
+    fetchurl,
+    makeWrapper
 }:
 
 let
@@ -21,6 +22,12 @@ appimageTools.wrapType2 {
     extraInstallCommands = ''
         install -m 444 -D ${appimageContents}/org.kde.krita.desktop $out/share/applications/krita.desktop
         install -m 444 -D ${appimageContents}/krita.png $out/share/icons/hicolor/256x256/apps/krita.png
+        substituteInPlace $out/share/applications/krita.desktop \
+            --replace-fail "Exec=krita" "Exec=krita-appimage"
+        
+        source ${makeWrapper}/nix-support/setup-hook
+        wrapProgram $out/bin/${pname} \
+            --set FONTCONFIG_FILE /etc/fonts/fonts.conf
     '';
  
     meta = {