Initial flame_lua_runtime package

lib/runtime/resources/game_resource_debug.dart

@@ -0,0 +1,28 @@
+part of 'game_resource_manager.dart';
+
+extension _GameResourceManagerDebug on GameResourceManager {
+  Map<String, Object?> _imageRecordDebugJson({
+    required String? key,
+    required String path,
+    required String? preload,
+    required bool declared,
+  }) {
+    final record = _images[path];
+    return {
+      if (key != null) 'key': key,
+      'path': path,
+      'type': GameResourceType.image,
+      'declared': declared,
+      if (preload != null) 'preload': preload,
+      if (key != null && _package?.manifest.resources[key]?.group != null)
+        'group': _package?.manifest.resources[key]?.group,
+      'state': (record?.state ?? GameResourceState.idle).name,
+      if (record != null) 'generation': record.generation,
+      'loading': record?.inflight != null,
+      'ready': record?.image != null,
+      if (record != null) 'refCount': record.refCount,
+      if (record != null) 'bytes': record.estimatedBytes,
+      if (record?.lastError != null) 'error': record!.lastError.toString(),
+    };
+  }
+}