更新 Dockerfile81

base-images/nginx-php-fpm-main/Dockerfile81

-FROM php:8.1.6-fpm-alpine3.15
+FROM php:8.1.6-fpm-alpine
 #FROM php:7.4.33-fpm-alpine3.15
 
 LABEL maintainer="Ric Harvey <ric@squarecows.com>"