improve performace?

cmd/bind/main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"os"
+	"regexp"
 	"time"
 
 	"gitlab.smoothnet.org/nhyatt/bind-response-policy-zone-creator/internal/config"
@@ -21,6 +22,15 @@ func main() {
 		os.Exit(1)
 	}
 
+	// test allow regex
+	for _, allowedItem := range cfg.ConfigFile.AllowLists {
+		_, err := regexp.Compile(allowedItem)
+		if err != nil {
+			log.Error("unable to parse allow list item", "error", err, "regex", allowedItem)
+			os.Exit(1)
+		}
+	}
+
 	// Set the zone serial number
 	cfg.ConfigFile.ZoneConfig.Serial = time.Now().In(cfg.TZLocal).Format("0601021504")