sly: init at 0.3.4

pkgs/by-name/sl/sly/package.nix

@@ -0,0 +1,66 @@
+{
+  lib,
+  fetchFromGitHub,
+  flutter,
+  stdenv,
+  autoPatchelfHook,
+  makeDesktopItem,
+  copyDesktopItems,
+}:
+let
+  version = "0.3.4";
+  src = fetchFromGitHub {
+    owner = "kra-mo";
+    repo = "sly";
+    rev = "v${version}";
+    hash = "sha256-5YEiUAagB6dwm4zJuhEGcWyJwTwlABNFzLYv27eKZKQ=";
+  };
+in
+flutter.buildFlutterApplication {
+  pname = "sly";
+
+  inherit version src;
+
+  desktopItems = [
+    (makeDesktopItem {
+      name = "Sly";
+      exec = "sly";
+      comment = "Friendly image editor";
+      icon = "page.kramo.Sly";
+      genericName = "Image Editor";
+      desktopName = "Sly";
+      categories = [
+        "Utility"
+        "Graphics"
+        "2DGraphics"
+        "RasterGraphics"
+      ];
+      keywords = [
+        "image"
+        "photo"
+        "editor"
+      ];
+    })
+  ];
+
+  pubspecLock = lib.importJSON ./pubspec.lock.json;
+
+  nativeBuildInputs = [
+    copyDesktopItems
+    autoPatchelfHook
+  ];
+
+  postInstall = ''
+    install -Dm0644 ${src}/packaging/linux/page.kramo.Sly.svg $out/share/icons/hicolor/symbolic/apps/page.kramo.Sly.svg
+  '';
+
+  meta = {
+    description = "Friendly image editor";
+    homepage = "https://github.com/kra-mo/sly";
+    mainProgram = "sly";
+    license = with lib.licenses; [ gpl3Plus ];
+    maintainers = with lib.maintainers; [ aucub ];
+    platforms = lib.platforms.darwin ++ [ "x86_64-linux" ];
+    broken = stdenv.hostPlatform.isDarwin;
+  };
+}