localstack aws s3 bucket docker configuration

docker-compose.yml

services:
  localstack:
    image: localstack/localstack
    ports:
      - "4566-4599:4566-4599"
      - "8080:8080"
    environment:
      - SERVICES=s3 # we only need s3 bucket
      - DEBUG=1
      - DATA_DIR=/tmp/localstack/data # we need this to make our volume work
      - DEFAULT_REGION=eu-west-1
      - AWS_ACCESS_KEY_ID=testkey
      - AWS_SECRET_ACCESS_KEY=testsecret
    volumes:
      - "./my_localstack_init/init:/tmp/localstack" # we mount our local my_localstack_init folder into tmp/localstack folder in container