Fixed a minor issue

main.go

@@ -68,6 +68,7 @@ func processImage(config *Config, client *redis.Client, value string) {
 }
 
 func main() {
+	go func() {
 		config := NewConfigFromEnv()
 
 		imagick.Initialize()
@@ -85,6 +86,7 @@ func main() {
 				go processImage(&config, client, value)
 			}
 		}
+	}()
 
 	http.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
 		w.Write([]byte("OK"))