initialize standalone OpenFL application structure with essential files and configurations

standalone-openfl-app/src/Assets.hx

@@ -0,0 +1,32 @@
+package;
+
+import openfl.display.BitmapData;
+import openfl.media.Sound;
+import openfl.text.Font;
+import openfl.utils.ByteArray;
+
+@:build(macros.AssetMacro.buildAssets())
+class Assets {
+    // The @:build macro will inject the initializeAssets method
+    
+    // Helper methods for convenience
+    public static function getBitmapData(id:String):BitmapData {
+        return openfl.Assets.getBitmapData(id);
+    }
+    
+    public static function getSound(id:String):Sound {
+        return openfl.Assets.getSound(id);
+    }
+    
+    public static function getFont(id:String):Font {
+        return openfl.Assets.getFont(id);
+    }
+    
+    public static function getText(id:String):String {
+        return openfl.Assets.getText(id);
+    }
+    
+    public static function getBytes(id:String):ByteArray {
+        return openfl.Assets.getBytes(id);
+    }
+}