migration to move achievements to session, prep for achievement and media management

lib/widgets/achievements/achievement_editor.dart

@@ -0,0 +1,18 @@
+import 'package:flutter/material.dart';
+
+class AchievementEditor extends StatefulWidget {
+  const AchievementEditor({super.key, this.achievements, this.callback});
+
+  final List? achievements;
+  final Function? callback;
+
+  @override
+  State<AchievementEditor> createState() => _AchievementEditorState();
+}
+
+class _AchievementEditorState extends State<AchievementEditor> {
+  @override
+  Widget build(BuildContext context, ) {
+    return Text('this is a test');
+  }
+}