Use multiple files for docker-compose config
You can specify one or multiple config files for docker-compose with the -f flag:
# one file
docker-compose -f docker-compose.yml up -d
# multiple files
docker-compose -f docker-compose.yml -f docker-compose.tests.yml up -dBe sure to specify the config files before the sub-command:
# invalid
docker-compose ps -f docker-compose.yml
# valid
docker-compose -f docker-compose.yml ps