Improve nginx depends_on policy (#3914)

Author: aminvakil

docker-compose.yml

@@ -671,8 +671,12 @@ services:
         - "/usr/bin/curl"
         - http://localhost
     depends_on:
-      - web
-      - relay
+      web:
+        <<: *depends_on-healthy
+        restart: true
+      relay:
+        <<: *depends_on-healthy
+        restart: true
   relay:
     <<: *restart_policy
     image: "$RELAY_IMAGE"