Steps
1. **Click the "Add a new category" button**
2. **Fill in basic information**:
- Category name (required, 2-50 characters)
- Category description (optional, up to 200 characters)
- Meta keywords (optional, up to 200 characters)
3. **Set the hierarchy**:
- Select the parent category (optional)
- Create a top-level category if not selected
- Use the tree selector to browse all categories
4. **Configure sorting and status**:
- Sorting value (required, the smaller the number, the higher the priority)
- Enable status (switch control)
5. **Save category**:
- Click the "Confirm" button
- The system verifies the data and saves
- Automatically refresh the category list