added more blocs

lib/domains/category/category_state.dart

@@ -0,0 +1,20 @@
+part of 'category_bloc.dart';
+
+final class CategoryState extends Equatable {
+  final List<Category> categories;
+
+  const CategoryState({
+    this.categories = const [],
+  });
+
+  CategoryState copyWith({
+    List<Category>? categories,
+  }) {
+    return CategoryState(
+      categories: categories ?? this.categories,
+    );
+  }
+  
+  @override
+  List<Object> get props => [categories];
+}