You need to re-read the account. Who was His audience...to whom was He speaking?
And, of course, you are using the modern definition of “royal priesthood”. Stay away from those enthusiasts and schwarmerei heretics like Jesus First.
I have no contact with any heretics I am a 55-year-old lifelong Christian and you disagree with my reading I disagree with yours I suppose that’s what makes the world go around. But I do think all of us will be asked by Christ what we did to further his kingdom not just the clergy