Headaches with docker-compose and xdebug

docker-compose.yml

version: '2'
services:
    db:
        image: mysql:5.7
        restart: always
        environment:
          MYSQL_ROOT_PASSWORD: wordpress
          MYSQL_DATABASE: wordpress
          MYSQL_USER: wordpress
          MYSQL_PASSWORD: wordpress
    web:
        depends_on:
        - db
        # image: wordpress
        links:
        - db
        ports:
        - 80:80
        restart: always
        build: .
        environment:
          WORDPRESS_DB_HOST: db:3306
          WORDPRESS_DB_NAME: wordpress
          WORDPRESS_DB_USER: wordpress
          WORDPRESS_DB_PASSWORD: wordpress
          XDEBUG_CONFIG: 10.0.1.2
        volumes: 
        - ./../cac:/var/www/html

Dockerfile

FROM wordpress

RUN yes | pecl install xdebug \
    && echo "zend_extension=$(find /usr/local/lib/php/extensions/ -name xdebug.so)" > /usr/local/etc/php/conf.d/xdebug.ini \
    && echo "xdebug.remote_enable=on" >> /usr/local/etc/php/conf.d/xdebug.ini \
    && echo "xdebug.remote_autostart=off" >> /usr/local/etc/php/conf.d/xdebug.ini