[ FEATURE ] Add tag in tag bottom menu

[bi4key]

Add tag in tag bottom menu, to faster and intuitive add tags.

Visualization:

Bonus:
And if user add tag that exist show info " tag exist " because now nothing happened if this situation happens.

[Ali0092]

@yogeshpaliyal @bi4key I would like to work on this feature. can you assign me so that I can do my contribution?

[yogeshpaliyal]

Sure, assigning