update flower

flower/README.md

@@ -3,4 +3,20 @@ flower
 
 [Flower][1] is a web based tool for monitoring and administrating Celery clusters.
 
+## docker-compose.yml
+
+```yaml
+flower:
+  image: mher/flower
+  ports:
+    - "5555:5555"
+  environment:
+    - CELERY_BROKER_URL=redis://redis:6379/0
+    - FLOWER_PORT=5555
+    - FLOWER_BASIC_AUTH=username:password
+  extra_hosts:
+    - redis:x.x.x.x
+  restart: always
+```
+
 [1]: https://flower.readthedocs.io/en/latest/

flower/docker-compose.yml

@@ -4,6 +4,7 @@ flower:
     - "5555:5555"
   environment:
     - CELERY_BROKER_URL=redis://redis:6379/0
+    - FLOWER_PORT=5555
     - FLOWER_BASIC_AUTH=username:password
   extra_hosts:
     - redis:x.x.x.x