(Init): Added shit

package.nix

@@ -0,0 +1,78 @@
+{
+  lib,
+  python3Packages,
+  wrapGAppsHook4,
+  gtk4,
+  libadwaita,
+  gdk-pixbuf,
+  gobject-introspection,
+  hicolor-icon-theme,
+  desktop-file-utils,
+}:
+
+python3Packages.buildPythonApplication (finalAttrs: {
+  pname = "nirimod";
+  version = "0.1.0";
+
+  pyproject = true;
+
+  src = lib.cleanSource ./.;
+  # For nixpkgs: replace with fetchFromGitHub pointing to a release tag:
+  # src = fetchFromGitHub {
+  #   owner = "srinivasr";
+  #   repo = "nirimod";
+  #   tag = "v${finalAttrs.version}";
+  #   hash = "sha256-...";
+  # };
+
+  nativeBuildInputs = [
+    wrapGAppsHook4
+    gobject-introspection
+    desktop-file-utils
+  ];
+
+  build-system = with python3Packages; [
+    hatchling
+  ];
+
+  buildInputs = [
+    gtk4
+    libadwaita
+    gdk-pixbuf
+    hicolor-icon-theme
+  ];
+
+  dependencies = with python3Packages; [
+    pygobject3
+  ];
+
+  postInstall = ''
+    install -Dm644 data/nirimod.svg $out/share/icons/hicolor/scalable/apps/nirimod.svg
+
+    mkdir -p $out/share/applications
+    cat > $out/share/applications/io.github.nirimod.desktop << EOF
+    [Desktop Entry]
+    Version=1.0
+    Name=NiriMod
+    GenericName=Compositor Settings
+    Comment=GUI Configuration Manager for the Niri Wayland Compositor
+    Exec=nirimod
+    Icon=nirimod
+    Terminal=false
+    Type=Application
+    Categories=Utility;Settings;DesktopSettings;
+    Keywords=compositor;windowmanager;wayland;niri;settings;config;
+    StartupNotify=true
+    StartupWMClass=nirimod
+    EOF
+  '';
+
+  meta = {
+    description = "A polished GTK4/libadwaita GUI configurator for the niri Wayland compositor";
+    homepage = "https://github.com/srinivasr/nirimod";
+    license = lib.licenses.mit;
+    maintainers = [ ];
+    mainProgram = "nirimod";
+    platforms = lib.platforms.linux;
+  };
+})