Fix mendix#741 Starting docker fails. Fixed setup

Author: JelteMX

Dockerfile

@@ -2,21 +2,25 @@ FROM node:8
 
 
 # Download and install hugo
-ENV HUGO_VERSION 0.25.1
+ENV HUGO_VERSION 0.31.1
 ENV HUGO_BINARY hugo_${HUGO_VERSION}_Linux-64bit.deb
 
 ADD https://github.com/spf13/hugo/releases/download/v${HUGO_VERSION}/${HUGO_BINARY} /tmp/hugo.deb
 RUN dpkg -i /tmp/hugo.deb \
 	&& rm /tmp/hugo.deb
 
+RUN npm i -g yarn
 RUN yarn add gulp -g --silent
 
 # Based on guidance at http://jdlm.info/articles/2016/03/06/lessons-building-node-app-docker.html
 RUN useradd --user-group --create-home app
 
 ENV HOME=/home/app
+WORKDIR $HOME
 
-COPY package.json $HOME/docs/
+COPY package.json $HOME/
+RUN yarn
+ENV PATH $HOME/node_modules/.bin:$PATH
 RUN chown -R app:app $HOME/*
 
 USER app

Gulpfile.js

@@ -200,7 +200,7 @@ gulp.task('dev', ``, ['dev:sass', 'build:js', 'write:menu', 'build:hugo'], done
 });
 
 gulp.task('serve', `Serve`, done => {
-  runSequence('clean', 'dev');
+  runSequence('clean', ['build:menu', 'build:sass', 'build:js'], 'dev');
 })
 
 /*************************************************

README.md

@@ -69,14 +69,7 @@ To use it, follow these steps:
     docker-compose build
     ```
 
-3.  Once the above command finishes, run:
-
-    ```sh
-    docker-compose run app yarn
-    ```
-
-    which will install the node dependencies.
-4.  Then run:
+3.  Then run:
 
     ```sh
     docker-compose up

docker-compose.yml

@@ -4,8 +4,7 @@ services:
     build: .
     volumes:
       - .:/home/app/docs
-    command: yarn run serve
+      - /home/app/docs/node_modules/
+    command: yarn run docker
     ports:
       - "4000:4000"
-volumes:
-  node-modules:

package.json

@@ -9,6 +9,7 @@
     "build-windows-prod": "SET HUGO_ENV production; .\\node_modules\\.bin\\gulp build",
     "build-windows-test": "SET HUGO_ENV test; .\\node_modules\\.bin\\gulp build",
     "serve": "./node_modules/.bin/gulp serve",
+    "docker": "gulp serve",
     "serve-test": "HUGO_ENV=test ./node_modules/.bin/gulp serve",
     "serve-production": "HUGO_ENV=production ./node_modules/.bin/gulp serve",
     "help": "./node_modules/.bin/gulp help"