imagick enabled

docker/ap2i/Dockerfile

@@ -67,7 +67,7 @@ RUN     docker-php-ext-install xsl
         ## APCU
 RUN     pecl install apcu-5.1.21
 RUN     pecl install imagick
-RUN     docker-php-ext-install imagick
+RUN     docker-php-ext-enable imagick
 
 ## COMPOSER
 RUN php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"; \