CHARLOTTE, N.C. — Dave Canales, who has never been a head coach before at any level, just got the top job with the Carolina Panthers. And there are a lot of things to like about that. Canales is a good age (42) and has a good attitude (relentlessly positive, in the Pete Carroll mold). And his resurrection jobs of two inconsistent NFL quarterbacks over the past two years — Geno Smith in Seattle and then Baker Mayfield in Tampa Bay — were nothing short of spectacular. Pair Canales with his old buddy Dan Morgan — who also has deep Seattle roots and is now the Panthers’ general manager — and good …