update to php 8.2 (#33)

Dockerfile

@@ -1,8 +1,8 @@
 #
 # container
 # @see https://hub.docker.com/repository/docker/cnizzardini/php-fpm-alpine
-# @see https://github.com/cnizzardini/php-fpm-alpine/tree/php-8.1
-FROM cnizzardini/php-fpm-alpine:8.1-latest AS cakephp_php
+# @see https://github.com/cnizzardini/php-fpm-alpine/tree/php-8.2
+FROM cnizzardini/php-fpm-alpine:8.2-latest AS cakephp_php
 
 ARG ENV=prod
 ARG UID=1000
@@ -15,7 +15,7 @@ ENV HOST_OS=$HOST_OS
 #
 RUN if [[ "$ENV" != "prod" ]]; then \
     apk add git \
-    && apk add --update --no-cache --virtual .php-deps file re2c autoconf make zlib zlib-dev g++ curl linux-headers \
+    && apk add --no-cache --virtual .php-deps file re2c autoconf make zlib zlib-dev g++ curl linux-headers \
     && pecl install xdebug \
     && docker-php-ext-enable xdebug \
     && apk del -f .php-deps; \