sudo curl -L "https://github.com/docker/compose/releases/download/1.29.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composerversion: '3.7'
services:
#...other services
composer_installation:
container_name: composer_installation
image: composer
volumes:
- ./YOUR-PROJECT/:/app
command: sh -c "composer install --ignore-platform-reqs && cp .env.example .env && php artisan key:generate"