How to create custom tags

For example, ``,
Additionally, I have discovered a problem
`


































































`

Multiple RectangleLabels tasks, marking the Label of the first task, when marking the second RectangleLabels task, it will select both tasks simultaneously. I expect that when selecting the second Label, the first Label should be deselected, just like switching from RectangleLabels Label to PolygonLabels Label.