Add Docker support

Dockerfile

@@ -0,0 +1,70 @@
+FROM php:7.1-fpm-alpine
+
+RUN apk add --no-cache --virtual .persistent-deps \
+		git \
+		icu-libs \
+		make \
+		zlib
+
+ENV APCU_VERSION 5.1.8
+
+RUN set -xe \
+	&& apk add --no-cache --virtual .build-deps \
+		$PHPIZE_DEPS \
+		icu-dev \
+		zlib-dev \
+	&& docker-php-ext-install \
+		intl \
+		pdo_mysql \
+		zip \
+	&& pecl install \
+		apcu-${APCU_VERSION} \
+	&& docker-php-ext-enable --ini-name 20-apcu.ini apcu \
+	&& docker-php-ext-enable --ini-name 05-opcache.ini opcache \
+	&& apk del .build-deps
+
+COPY docker/php/php.ini /usr/local/etc/php/php.ini
+
+COPY docker/php/install-composer.sh /usr/local/bin/docker-app-install-composer
+
+RUN chmod +x /usr/local/bin/docker-app-install-composer
+
+RUN set -xe \
+	&& apk add --no-cache --virtual .fetch-deps \
+		openssl \
+	&& docker-app-install-composer \
+	&& mv composer.phar /usr/local/bin/composer \
+	&& apk del .fetch-deps
+
+# https://getcomposer.org/doc/03-cli.md#composer-allow-superuser
+ENV COMPOSER_ALLOW_SUPERUSER 1
+
+RUN composer global require "hirak/prestissimo:^0.3" --prefer-dist --no-progress --no-suggest --optimize-autoloader --classmap-authoritative \
+	&& composer clear-cache
+
+WORKDIR /srv/api-platform
+
+COPY composer.json ./
+COPY composer.lock ./
+
+RUN mkdir -p \
+		var/cache \
+		var/logs \
+		var/sessions \
+	&& composer install --prefer-dist --no-dev --no-autoloader --no-scripts --no-progress --no-suggest \
+	&& composer clear-cache \
+# Permissions hack because setfacl does not work on Mac and Windows
+	&& chown -R www-data var
+
+COPY etc etc/
+COPY src src/
+COPY var var/
+COPY web web/
+
+RUN composer dump-autoload --optimize --classmap-authoritative --no-dev
+
+COPY docker/php/start.sh /usr/local/bin/docker-app-start
+
+RUN chmod +x /usr/local/bin/docker-app-start
+
+CMD ["docker-app-start"]