build: use volume mount instead of copy for /WordPress

This makes it a bit easier to debug stuff locally by not having to
rebuild the image when setting temporary breakpoints or log statements
in WordPress code.

Author: Krinkle

Dockerfile

@@ -7,7 +7,4 @@ RUN apt-get update && apt-get upgrade -y
 RUN a2enmod rewrite && \
   mv "$PHP_INI_DIR/php.ini-development" "$PHP_INI_DIR/php.ini"
 
-COPY ./WordPress /var/www/html
-
 EXPOSE 80
-EXPOSE 443

docker-compose.yml

@@ -12,6 +12,7 @@ services:
       - WORDPRESS_DB_USER=root
       - WORDPRESS_DB_PASSWORD=root
     volumes:
+      - ./WordPress:/var/www/html:readonly
       - ./jquery-wp-content:/var/www/html/wp-content
       - ./uploads:/var/www/html/wp-content/uploads:rw
       - ./wp-config.php:/var/www/html/wp-config.php