Add docker/5.6-apache/Dockerfile

docker/5.6-apache/Dockerfile

@@ -0,0 +1,22 @@
+FROM php:5.6-apache
+# Update stretch repositories
+RUN sed -i -e 's/deb.debian.org/archive.debian.org/g' \
+        -e 's|security.debian.org|archive.debian.org/|g' \
+        -e '/stretch-updates/d' /etc/apt/sources.list && \
+	apt-get update && \
+	apt-get install -y \
+        libfreetype6-dev \
+        libjpeg62-turbo-dev \
+        libpng-dev \
+        libzip-dev \
+        zlib1g-dev \
+        vim \
+        libicu-dev && \
+        docker-php-ext-configure intl && \
+        docker-php-ext-install intl && \
+        docker-php-ext-install -j$(nproc) gd && \
+        apt-get install --no-install-recommends --assume-yes --quiet ca-certificates curl git && \
+        docker-php-ext-install mysqli zip pdo_mysql bcmath opcache && \
+        mkdir /var/www/sessions && \
+        chmod 777 /var/www/sessions
+RUN a2enmod rewrite