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;
+}