Added Velocity to Multi Server (#2623)

examples/multi-project/servers/docker-compose.yml

@@ -10,7 +10,16 @@ services:
     volumes:
       - waterfall:/server
       - ./waterfall-config:/config
-
+# If you want to use Velocity here is a premade version that supports Velocity
+#  velocity-proxy:
+#    image: itzg/bungeecord
+#    environment:
+#      TYPE: VELOCITY
+#    ports:
+#      - "25565:25577"
+#    volumes:
+#      - velocity:/server
+#      - ./velocity-config:/config
   mc:
     image: itzg/minecraft-server
     environment:
@@ -38,4 +47,4 @@ networks:
   dbs:
     # declared in ../dbs
     external: true
-    name: dbs_default
+    name: dbs_default