Config volume on all containers

gulpfile.js

@@ -169,7 +169,6 @@ gulp.task('docker-compose', async () => {
             dockerFile = localDockerFile;
 
         composeYml.services[service.name] = {
-            volumes: ['/config:/config'],
             build: {
                 context: `./services`,
                 dockerfile: dockerFile
@@ -193,7 +192,8 @@ gulp.task('docker-compose', async () => {
         let service = composeYml.services[serviceName];
         Object.assign(service, {
             container_name: `${namePrefix}${serviceName}`,
-            image: `${serviceName}:${imageTag}`
+            image: `${serviceName}:${imageTag}`,
+            volumes: ['/config:/config']
         });
         service.build.labels = {
             'salix.tag': imageTag

services/loopback/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:8.9.4
+FROM node:8-slim
 
 COPY . /loopback 
 RUN npm -g install pm2