Embeds for medium blog

carrierwave1.rb

# config/initializers/carrierwave.rb

CarrierWave.configure do |config|
  if Rails.env.staging? || Rails.env.production?
    config.fog_provider = 'fog/aws'
    config.fog_credentials = {
      :provider               => 'AWS',
      :aws_access_key_id      => ENV['AWS_ACCESS_KEY_ID'],
      :aws_secret_access_key  => ENV['AWS_SECRET_ACCESS_KEY'],
      :region                 => 'us-east-2'
    }
    config.fog_directory = ENV['S3_BUCKET_NAME']
    config.storage = :fog
  else
    config.storage = :file
    config.enable_processing = Rails.env.development?
  end
end