Use postgres image from dockerhub

Mark Frey · Mark Frey · commit c780d03452da · 2018-01-02T15:41:45.000-05:00
diff --git a/docker-compose.yml b/docker-compose.yml
@@ -3,7 +3,7 @@ version: "2.1"
 services:
     postgres:
         container_name: postgres
-        image: postgres-alpine:9.6
+        image: postgres:9.6-alpine
         ports:
             - 5432:5432
         volumes:
