Copy package*.json files to the container before npm install

Author: fnmunhoz

Dockerfile

@@ -1,11 +1,19 @@
 FROM ruby:2.5
 RUN curl -sL https://deb.nodesource.com/setup_8.x | bash -
 RUN apt-get update -qq && apt-get install -y build-essential libpq-dev nodejs qt5-default libqt5webkit5-dev gstreamer1.0-plugins-base gstreamer1.0-tools gstreamer1.0-x
+
 RUN mkdir /WebsiteOne
+
 WORKDIR /WebsiteOne
+
 COPY Gemfile /WebsiteOne/Gemfile
 COPY Gemfile.lock /WebsiteOne/Gemfile.lock
 RUN bundle install
+
+COPY package.json /WebsiteOne/package.json
+COPY package-lock.json /WebsiteOne/package-lock.json
 RUN npm install
+
 COPY . /WebsiteOne
-RUN /WebsiteOne/scripts/copy_javascript_dependencies.js
+
+RUN /WebsiteOne/scripts/copy_javascript_dependencies.js