Lol, I'm not much of a "content creator" (though I'd recommend wanderloots' intro series on bases[1]), but here's a quick gist of what I extracted from my for one of my campaigns:
This is a combined view of the players and npcs from one campaign with the portrait gallery in the second view.
I've got the official template plugin bound to ctrl-shift-2, so I just hit that to pre-populate the frontmatter whenever I create an npc/pc/etc note with the appropriate template.