...

STORAGES["default"] = {
    "BACKEND": "storages.backends.s3.S3Storage",
}
AWS_ACCESS_KEY_ID = "dev_key"
AWS_SECRET_ACCESS_KEY = "dev_secret"
AWS_STORAGE_BUCKET_NAME = "media"
# Send files to your minio container instead of aws
AWS_S3_ENDPOINT_URL = "http://minio:9000"
# your minio inside the docker container would write the url in the context
# of the contaiener, so override with:
AWS_S3_CUSTOM_DOMAIN = "localhost:9000/media"
AWS_S3_URL_PROTOCOL = "http:"