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pkgs/msty-studio/default.nix

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+{
+  appimageTools,
+  fetchurl,
+  lib,
+  nodejs,
+  nodePackages,
+  uv,
+  python3,
+  makeWrapper,
+}: let
+  pname = "msty-studio";
+  version = "2.0.0-beta.4";
+  src = fetchurl {
+    url = "https://next-assets.msty.studio/app/alpha/linux/MstyStudio_x86_64.AppImage";
+    sha256 = "sha256-zJcGK7QEL3ROgVJy13mMdY/437H3Zx8EwSXy7rEhV9w=";
+  };
+  appimageContents = appimageTools.extractType2 {inherit pname version src;};
+in
+  appimageTools.wrapType2 {
+    inherit pname version src;
+    nativeBuildInputs = [makeWrapper];
+
+    extraPkgs = pkgs: [
+      nodejs
+      nodePackages.npm
+      uv
+      python3
+    ];
+
+    extraInstallCommands = ''
+      install -m 444 -D ${appimageContents}/MstyStudio.desktop -t $out/share/applications
+      substituteInPlace $out/share/applications/MstyStudio.desktop \
+              --replace 'Exec=AppRun' 'Exec=${pname}'
+      install -m 444 -D ${appimageContents}/MstyStudio.png \
+              $out/share/icons/hicolor/256x256/apps/MstyStudio.png
+              wrapProgram $out/bin/${pname} \
+                      --prefix PATH : ${nodejs}/bin:${nodePackages.npm}/bin:${uv}/bin:${python3}/bin
+    '';
+    meta = {
+      description = "Msty Studio enables advanced, privacy‑preserving AI workflows entirely on your local machine.";
+      license = lib.licenses.unfree;
+      platforms = lib.platforms.linux;
+      mainProgram = "msty-studio";
+    };
+  }