old_contents: import asyncio
  import os
  
  from loafer.ext.aws.routes import SQSRoute
  from loafer.managers import LoaferManager
  
  
  async def echo_message_handler(message, *args):
      print(f"message is {message}")
      print(f"args is {args}")
  
      await asyncio.sleep(0.5)
      return True
  
  
  async def error_handler(exc_type, message):
      print(f"exception {exc_type} received")
      return False
  
  
  endpoint_url = os.environ.get("AWS_ENDPOINT_URL", "http://localhost:4100")
  
  routes = (
      SQSRoute(
          "local-queue1",
          {"endpoint_url": endpoint_url},
          handler=echo_message_handler,
          error_handler=error_handler,
      ),
  )
  
  manager = LoaferManager(routes=routes)
  manager.run(debug=True)
  
new_contents: import asyncio
  import os
  
  from loafer.ext.aws.routes import SQSRoute
  from loafer.managers import LoaferManager
  
  
  async def echo_message_handler(message, *args):
      print(f"message is {message}")
      print(f"args is {args}")
  
      await asyncio.sleep(0.5)
      return True
  
  
  async def error_handler(exc_type, message):
      print(f"exception {exc_type} received")
      return False
  
  
  endpoint_url = os.environ.get("AWS_ENDPOINT_URL", "http://localhost:4100")
  
  routes = (
      SQSRoute(
          "echo__loafer__notification",
          {"endpoint_url": endpoint_url},
          handler=echo_message_handler,
          error_handler=error_handler,
      ),
  )
  
  manager = LoaferManager(routes=routes)
  manager.run(debug=True)
  
subject: Update examples/echo route