Minio setup:

mc admin user add <server_alias> splitpro <secret_key> mc mb <server_alias>/splitpro Bucket user policy policy.json:

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": ["s3:ListBucket"],
      "Resource": ["arn:aws:s3:::splitpro"]
    },
    {
      "Effect": "Allow",
      "Action": [
        "s3:GetObject",
        "s3:PutObject",
        "s3:DeleteObject"
      ],
      "Resource": ["arn:aws:s3:::splitpro/*"]
    }
  ]
}

mc admin policy create <server_alias> splitpro-rw policy.json mc admin policy attach <server_alias> splitpro-rw --user splitpro