add php extension xdebug

README.md

@@ -11,10 +11,10 @@ The following are built for our web server, with their exposed ports detailed:
 
 The images are minimized as much as possible:
 
-- `docker_php 130MB`
-- `redis 32.3MB`
-- `nginx 20.5MB`
-- `mysql/mysql-server 436MB`
+- `docker_php 135MB`
+- `redis 28.1MB`
+- `nginx 22.1MB`
+- `mysql/mysql-server 489MB`
 
 ## **Prerequisites**
 
@@ -81,6 +81,7 @@ follow the steps from the [wwwroot/README.md](wwwroot/README.md) file to get you
 - `Zend OPcache`
 - `zip`
 - `zlib`
+- `xdebug`
 
 ### **Nginx Service**
 - `Accessing the Container Shell`

docker-compose.yml

@@ -34,6 +34,8 @@ services:
       - "443:443"
       - "8000:8000"
       - "8080:8080"
+       # Add the port for Xdebug here
+      - "9001:9001"
     environment:
       MYSQL_ROOT_PASSWORD: 12345678
       TZ: Asia/Shanghai

php/Dockerfile

@@ -46,8 +46,8 @@ RUN apk add --no-cache \
 	&& apk add --no-cache --virtual .build-deps $PHPIZE_DEPS \
 		libmemcached-dev \
         zlib-dev \
-     && pecl install redis memcached \
-     && docker-php-ext-enable redis memcached \
+     && pecl install redis memcached xdebug \
+     && docker-php-ext-enable redis memcached xdebug \
      && rm -rf /tmp/pear \
      && apk del -f .build-deps