update

Dockerfile

@@ -1,24 +1,30 @@
 FROM php:7.2.34-fpm-alpine3.12
 
-# 环境变量
 ENV COMPOSER_ALLOW_SUPERUSER=1 \
-    COMPOSER_HOME=/composer
+    COMPOSER_HOME=/composer \
+    COMPOSER_MEMORY_LIMIT=-1
+
+# 使用阿里云 Alpine 3.12 存档源
+RUN echo "https://mirrors.aliyun.com/alpine/v3.12/main" > /etc/apk/repositories \
+    && echo "https://mirrors.aliyun.com/alpine/v3.12/community" >> /etc/apk/repositories
 
 # 安装依赖 + 常用扩展
 RUN apk add --no-cache \
         bash \
-        git \
         curl \
         wget \
         unzip \
         libzip-dev \
+        mariadb-connector-c-dev \
         openssl \
         openssl-dev \
         pcre \
         pcre-dev \
         zlib \
         zlib-dev \
-        icu-dev \
+        oniguruma-dev \
+        autoconf \
+        linux-headers \
         build-base \
     && docker-php-ext-install \
         pdo_mysql \
@@ -36,8 +42,7 @@ RUN apk add --no-cache \
     && curl -sS https://getcomposer.org/installer | php -- \
         --install-dir=/usr/local/bin --filename=composer \
     # 清理
-    && apk del build-base \
+    && apk del build-base autoconf linux-headers \
     && rm -rf /tmp/pear ~/.pearrc /var/cache/apk/*
 
-# 工作目录
+WORKDIR /var/www/html
-WORKDIR /www/wwwroot/admin