update nameko demo

examples/nameko_demo/demo.py

@@ -5,12 +5,16 @@ from nameko.web.handlers import http
 from nameko.timer import timer
 from statsd import StatsClient
 from circuitbreaker import circuit
+from chassis.chassis import init_logger, init_statsd, init_sentry
+from config.config import Config
 
 
 class DemoChassisService:
     name = "demo_chassis_service"
 
-    statsd = StatsClient('localhost', 8125, prefix='simplebank-nameko_demo')
+    sentry = init_sentry()
+    statsd = init_statsd(Config.STATSD_PERMISSION_PREFIX, Config.STATSD_HOST, Config.STATSD_PORT)
+    logger = init_logger()
 
     @http('GET', '/health')
     @statsd.timer('health')