model {
  // --- Specific Integration Use Cases ---

  brinkpos = system 'Brink POS' {
    #integration_use_case
    description 'Point-of-Sale system exposing REST APIs for orders, transactions, and inventory'
    technology 'REST API'
    
    brinkposApi = service 'Brink API' {
        #integration_use_case
        description 'RESTful endpoints for accessing orders, employees, inventory, and sales data'
        technology 'REST'
    }
  }

  kdsdebezium = system 'KDS with Debezium' {
    #integration_use_case
    description 'Kitchen Display System with change data capture via Debezium'
    technology 'PostgreSQL + Debezium CDC'
    
    kdsDb = database 'KDS Database' {
        #integration_use_case
        description 'PostgreSQL database storing kitchen orders, items, and statuses'
        technology 'PostgreSQL'
    }
    
    debezium = service 'Debezium' {
        #integration_use_case
        description 'Change Data Capture connector extracting CDC events from KDS database'
        technology 'Debezium CDC'
    }
  }

  // --- Brink POS integration flow (API pull) ---
  brinkpos.brinkposApi -[etl]-> kdsai.etl.etlWorker 'ETL Worker polls for orders and inventory'

  // --- KDS Debezium integration flow (CDC) ---
  kdsdebezium.kdsDb -> kdsdebezium.debezium 'CDC captures changes from'
  kdsdebezium.debezium -[etl]-> kdsai.etl.etlWorker 'Sends change events to'
}