Refactoring docker image building, NEW: added docker compose support

Signed-off-by: giandonato.inverso@edempg.it <giandonato.inverso@studenti.unimi.it>

Dockerfile

@@ -0,0 +1,24 @@
+FROM php:latest
+
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends less nano tini curl bash tar git zip unzip && \
+    #echo "**** # To install networking tools for testing purpose ****" && \
+    apt-get install -y --no-install-recommends iputils-ping dnsutils net-tools procps && \
+    #echo "**** cleanup ****" && \
+    apt-get autoremove -y && \
+    apt-get clean -y
+
+RUN apt-get update
+RUN apt-get install -y --no-install-recommends libzip-dev libjpeg62-turbo-dev libpng-dev libfreetype6-dev
+
+RUN docker-php-source extract
+RUN docker-php-ext-install pdo_mysql zip exif pcntl gd
+RUN docker-php-ext-install mysqli && docker-php-ext-enable mysqli
+RUN docker-php-ext-install gettext && docker-php-ext-enable gettext
+RUN docker-php-ext-install sockets && docker-php-ext-enable sockets
+
+WORKDIR /var/www/html
+COPY ./src ./
+RUN chmod 755 *;
+EXPOSE 80
+CMD ["php", "-S", "0.0.0.0:80"]