Add Chrome to Docker file

concourse/docker/Dockerfile

@@ -19,6 +19,11 @@ RUN curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
  && echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list \
  && apt-get update \
  && apt-get install -y yarn
+ 
+# Install Google Chrome
+RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add -
+RUN sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list'
+RUN apt-get update && apt-get install -y google-chrome-stable
 
 RUN npm install -g vsce