Setup Docker

docker-compose.yml

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+version: '2'
+services:
+
+  php:
+    build:
+      context: .
+      dockerfile: ./docker/Dockerfile
+    volumes:
+      - .:/usr/local/src/wellrested

docker/Dockerfile

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+FROM php:7.1-cli
+
+RUN DEBIAN_FRONTEND=noninteractive \
+  apt-get update && \
+  apt-get -y install \
+    gettext \
+    libssl-dev \
+    unzip \
+    wget \
+    zip \
+  && rm -rf /var/lib/apt/lists/*
+
+# Install Xdebug
+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
+
+# Download and install Composer
+COPY ./docker/install-composer.sh /tmp/install-composer.sh
+RUN chmod +x /tmp/install-composer.sh; sync && \
+  /tmp/install-composer.sh && \
+  rm /tmp/install-composer.sh
+
+# Create a directory for project sources and user's home directory
+RUN mkdir /usr/local/src/wellrested && \
+  chown -R www-data:www-data /usr/local/src/wellrested && \
+  mkdir /var/www && \
+  chown -R www-data:www-data /var/www
+
+COPY ./src /usr/local/src/wellrested/src
+COPY ./test /usr/local/src/wellrested/test
+COPY ./composer.* /usr/local/src/wellrested/
+COPY ./phpunit.xml.dist /usr/local/src/wellrested/
+
+# Add symlink for phpunit for easier running
+RUN ln -s /usr/local/src/wellrested/vendor/bin/phpunit /usr/local/bin/phpunit
+
+WORKDIR /usr/local/src/wellrested
+
+USER www-data
+
+# Install Composer dependencies
+RUN composer install

docker/install-composer.sh

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+#!/usr/bin/env bash
+
+EXPECTED_SIGNATURE=$(wget https://composer.github.io/installer.sig -O - -q)
+php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
+ACTUAL_SIGNATURE=$(php -r "echo hash_file('SHA384', 'composer-setup.php');")
+
+if [ "$EXPECTED_SIGNATURE" != "$ACTUAL_SIGNATURE" ]; then
+  >&2 echo 'ERROR: Invalid installer signature'
+  rm composer-setup.php
+  exit 1
+fi
+
+php composer-setup.php --quiet --filename=composer --install-dir=/usr/local/bin
+RESULT=$?
+rm composer-setup.php
+exit $RESULT