Optimize Dockerfile

Author: SamuelTallet

.dockerignore

@@ -0,0 +1,6 @@
+docs/
+tests/
+.git/
+.gitignore
+.htaccess
+Dockerfile

Dockerfile

@@ -1,19 +1,14 @@
 FROM php:7.4-cli-alpine
-RUN apk update && apk upgrade
 
-# Clone project repository.
-RUN apk add --no-cache git
 WORKDIR /opt/mongodb-php-gui
-RUN git clone https://github.com/SamuelTS/MongoDB-PHP-GUI.git .
+COPY . /opt/mongodb-php-gui
 
-# Enable MongoDB PHP ext.
-RUN apk add --no-cache autoconf build-base curl-dev openssl-dev
-RUN pecl install mongodb-1.8.2 && docker-php-ext-enable mongodb
+RUN apk update && apk add --no-cache --virtual .build-deps autoconf build-base openssl-dev curl \
+  && pecl install mongodb-1.8.2 && docker-php-ext-enable mongodb \
+  && curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer \
+  && apk del .build-deps \
+  && composer install \
+  && apk add --no-cache openjdk8-jre
 
-# Install PHP dependencies.
-RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
-RUN composer install
-
-# Start PHP built-in server.
 EXPOSE 5000
 CMD ["php", "-S", "0.0.0.0:5000"]