Add PHP service

Author: jpcaparas

services/php/Dockerfile

@@ -0,0 +1,50 @@
+FROM php:7.1-fpm
+
+# updates
+RUN apt-get update && apt-get install -y \
+			libmcrypt-dev \
+			libxml2-dev \
+			libssl-dev
+
+# opcache
+RUN docker-php-ext-install opcache
+
+# zip
+RUN docker-php-ext-install zip
+
+# bz2
+RUN apt-get install -y libbz2-dev
+RUN docker-php-ext-install bz2
+
+# iconv
+RUN docker-php-ext-install iconv
+
+# calendar
+RUN docker-php-ext-install calendar
+
+# dom
+RUN docker-php-ext-install dom
+
+# mbstring
+RUN docker-php-ext-install mbstring
+
+# mcrypt
+RUN docker-php-ext-install mcrypt
+
+# mysqli
+RUN docker-php-ext-install mysqli
+
+# mysql
+RUN apt-get install -y libpq-dev && \
+    docker-php-ext-install pdo pdo_mysql
+
+# mark volume/s as externally mounted
+VOLUME ["/var/www"]
+
+# starting point
+WORKDIR /var/www
+
+# make web server listen to this port
+EXPOSE 9000
+
+CMD ["php-fpm"]