Implement account deletion handling and improve user feedback

- Added checks for accounts marked for deletion in signup, verification, and password reset processes.
- Updated reward and task listing to sort user-created items first.
- Enhanced user API to clear verification and reset tokens when marking accounts for deletion.
- Introduced tests for marked accounts to ensure proper handling in various scenarios.
- Updated profile and reward edit components to reflect changes in validation and data handling.

frontend/vue-app/src/components/task/TaskEditView.vue

@@ -73,7 +73,7 @@ const fields: {
   imageType?: number
 }[] = [
   { name: 'name', label: 'Task Name', type: 'text', required: true, maxlength: 64 },
-  { name: 'points', label: 'Task Points', type: 'number', required: true, min: 1, max: 100 },
+  { name: 'points', label: 'Task Points', type: 'number', required: true, min: 1, max: 1000 },
   { name: 'is_good', label: 'Task Type', type: 'custom' },
   { name: 'image_id', label: 'Image', type: 'image', imageType: 2 },
 ]