redis url can be configured as an environment variable

webhook_logger/settings.py

@@ -96,6 +96,6 @@ ASGI_APPLICATION = "webhook_logger.routing.application"
 CHANNEL_LAYERS = {
     "default": {
         "BACKEND": "channels_redis.core.RedisChannelLayer",
-        "CONFIG": {"hosts": [("127.0.0.1", 6379)]},
+        "CONFIG": {"hosts": [(os.environ.get("REDIS_URL", "127.0.0.1"), 6379)]},
     }
 }