How to save a file to an AWS S3 bucket. https://www.dennismclaughlin.tech/how-to-save-a-file-to-aws-s3/

store_file_in_s3

require 'aws-sdk-s3' 

# Saves a file to an AWS S3 bucket.
def store_file_in_s3
  Aws.config.update({
    region: 'us-east-1'
    credentials: Aws::Credentials.new('AWS_ACCESS_KEY_GOES_HERE', 'AWS_SECRET_KEY_GOES_HERE')
  })

  bucketname = 'my_s3_bucket'
  localfile = '/tmp/HelloWorld.txt'
  s3file = 'HelloWorldS3File.txt'
  
  s3 = Aws::S3::Resource.new
  
  begin
    s3.bucket(bucketname).object(s3file).upload_file(localfile)
  rescue StandardError => e
    puts 'Couldn\'t save file to S3. ' + e.message.to_s
  end
end