I need some advice on promotion

having seen your post on the naming of a canteen break (here) it could so easily be this kind of attitude.

you indicate it is a “year long debate” - that is too long to be discussing it, which shows you cannot accept someone’s point of view and/or move on, particularly when you’re not accepted as being “right” - not exactly top skills of a leader.

best to speak to your staff and ask them what it is that means you’re continually overlooked