I certify this as working.

Dockerfile

@@ -1,3 +1,3 @@
 FROM golang:onbuild
-COPY config-example.json /usr/bin/config.json
+COPY config_example.json config.json
 

docker-compose.yml

@@ -6,14 +6,8 @@ services:
         container_name: web
         ports:
             - "3333:80"
-        networks:
-            - app
     cli:
         build: .
         hostname: gocryptotrader
         container_name: daemon
         privileged: true
-        networks:
-            - app
-networks:
-  - app

web/Dockerfile

@@ -1 +1 @@
-FROM node-onbuild
+FROM node:onbuild