Example infra difagram done in mermaid

mermaid markdown example

```mermaid
graph TB;
	
  subgraph "External"
    ct{commercetools}
    user((User))
  end

  subgraph "AWS Live"
    subgraph "Servers";
      be_magento([Magento])
      fe_www([WWW Frontend])
    end
    subgraph "SNS Topics"
      sns_mg_orders[Magento Orders]
      sns_mg_payments[Magento Payments]
      sns_ct_orders[CT Orders]
      sns_ct_payments[CT Payments]
    end
    subgraph "cfn: infra-sns-logger"
      fn_logger[[SNS Logger]]
    end
  end

  subgraph "AWS Data"
    s3_dt_raw("RAW/source/yyyy/mm/dd/hh/")
  end

  subgraph "AWS Mgmt"
    subgraph "cfn: infra-sns-logger-bucket"
      s3_mg_orders("mg_orders/yyyy/mm/dd/hh/")
      s3_mg_payments("mg_payments/yyyy/mm/dd/hh/")
      s3_ct_orders("ct_orders/yyyy/mm/dd/hh/")
      s3_ct_payments("ct_payments/yyyy/mm/dd/hh/")
      sqs_s3_mg_orders[mg_orders Queue]
      sqs_s3_mg_payments[mg_payments Queue]
      sqs_s3_ct_orders[ct_orders Queue]
      sqs_s3_ct_payments[ct_payments Queue]
    end
    subgraph shipper[app: infra-data-warehouse-shipper]
      fn_shipper[[Shipper]]
    end
    s3_logger(S3 logger Bucket)
  end


  user --> fe_www
  fe_www --> ct
  fe_www --> be_magento

  be_magento --> sns_mg_orders
  be_magento --> sns_mg_payments

  ct --> sns_ct_orders
  ct --> sns_ct_payments

  sns_mg_orders
    --> fn_logger
    --> s3_mg_orders
    --> sqs_s3_mg_orders
    --> fn_shipper
  sns_mg_payments
    --> fn_logger
    --> s3_mg_payments
    --> sqs_s3_mg_payments
    --> fn_shipper
  sns_ct_orders
    --> fn_logger
    --> s3_ct_orders
    --> sqs_s3_ct_orders
    --> fn_shipper
  sns_ct_payments
    --> fn_logger
    --> s3_ct_payments
    --> sqs_s3_ct_payments
    --> fn_shipper

  fn_shipper --> s3_dt_raw
  fn_shipper -. get queued files .-> s3_logger

```