migration commit

lib/classes/activity_action.dart

@@ -0,0 +1,17 @@
+class ActivityAction {
+  ActivityAction(
+      {required this.id,
+      required this.title,
+      required this.description,
+      this.repetitions,
+      this.time,
+      this.weight});
+
+  final int id;
+  final String title;
+  final String description;
+  final int? repetitions;
+  final int? weight;
+  // in milliseconds
+  final int? time;
+}

lib/classes/media.dart

@@ -0,0 +1,16 @@
+import 'package:flutter/material.dart';
+
+class Media {
+  Media(
+      {required this.id,
+      required this.reference,
+      required this.type,
+      this.description,
+      this.comments});
+
+  final int id;
+  final String reference;
+  final String type;
+  final String? description;
+  final List<String>? comments;
+}