[YOM-451] [YOM-452] show node label only on hover

[HananoshikaYomaru]

Is your feature request related to a problem? Please describe. A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]

Describe the solution you'd like A clear and concise description of what you want to happen.

Describe alternatives you've considered A clear and concise description of any alternative solutions or features you've considered.

Additional context Add any other context or screenshots about the feature request here.

_YOM-452

[HananoshikaYomaru]

this issue is done