changed way pgx connects

main.go

@@ -719,15 +719,10 @@ func main() {
 	if conf.Db.Driver == "pgx" {
 		pdb, err := sql.Open("pgx", conf.Db.ConnectTo)
 		if err != nil {
-			log.Panicf("Failed to open database %s: %v", conf.Db.ConnectTo, err)
+			log.Fatalf("Failed to open database %s: %v", conf.Db.ConnectTo, err)
 		}
 
-		defer func(db *sql.Driver) {
-			_ = db.Close()
-		}(pdb)
-
-		drv := sql.OpenDB("postgres", pdb.DB())
-		db.Client = ent.NewClient(ent.Driver(drv))
+		db.Client = ent.NewClient(ent.Driver(pdb))
 	} else {
 		db.Client, err = ent.Open(conf.Db.Driver, conf.Db.ConnectTo)
 		if err != nil {