Merge branch '3.0.0' of https://github.com/Iconica-Development/flutter_timeline into 3.0.0

packages/flutter_timeline/lib/src/flutter_timeline_navigator_userstory.dart

@@ -2,7 +2,6 @@
 //
 // SPDX-License-Identifier: BSD-3-Clause
 
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_timeline/flutter_timeline.dart';
 

packages/flutter_timeline_view/lib/src/widgets/category_selector.dart

@@ -41,10 +41,10 @@ class _CategorySelectorState extends State<CategorySelector> {
           ),
           for (var category in categories) ...[
             widget.options.categoriesOptions.categoryButtonBuilder?.call(
-                   category.key,
+                  category.key,
                   category.title,
                   () => widget.onTapCategory(category.key),
-                   widget.filter == category.key,
+                  widget.filter == category.key,
                   widget.isOnTop,
                 ) ??
                 Padding(