Dockerfile for php & nginx. php 容器 和 nginx 容器，php-fpm 处理PHP代码，nginx 处理纯前端和静态资源，实现前后端分离。 php 容器中 安装有（bcmath, Core, ctype, curl, date, dom, fileinfo, filter, ftp, gd, hash, iconv, json, libxml, mbstring, mcrypt, mongodb, mysqlnd, openssl, pcre, PDO, pdo_mysql, pdo_sqlite, Phar, posix, readline, redis, Reflection, session, SimpleXML, soap, sockets, sodium, SPL, sqlite3, standard, swoole, tokenizer, xml, xmlreader, xmlwriter, xsl, zip, zlib）等常用扩展。