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version: '3.8'
services:  postgres:    image: postgres    hostname: postgres    environment:      - POSTGRES_DB=postgres      - POSTGRES_PASSWORD=postgres      - POSTGRES_USER=postgres    volumes:      - ./docker/postgres/data/:/var/lib/postgresql/host/      - ./docker/postgres/init/:/docker-entrypoint-initdb.d/  postgres_scram:    image: postgres    hostname: postgres_scram    environment:      - POSTGRES_DB=postgres      - POSTGRES_HOST_AUTH_METHOD=scram-sha-256      - POSTGRES_INITDB_ARGS=--auth-host=scram-sha-256      - POSTGRES_PASSWORD=postgres      - POSTGRES_USER=postgres    volumes:      - ./docker/postgres_scram/data/:/var/lib/postgresql/host/      - ./docker/postgres_scram/init/:/docker-entrypoint-initdb.d/  tests:    build: .    depends_on:      - postgres      - postgres_scram    environment:      - WAIT_HOSTS=postgres:5432,postgres_scram:5432      # Wait thirty seconds after database goes online      # For database metadata initialization      - WAIT_AFTER_HOSTS=15