Update dockerfile to node 12

Dockerfile

-FROM node:10-stretch
+FROM node:12-stretch
 
 # Application parameters and variables
 ENV NODE_ENV=development
@@ -19,31 +19,37 @@ RUN apt-get update && \
 		apt-get install -y libgs-dev && \
 		rm -rf /var/lib/apt/lists/*
 
-# See https://crbug.com/795759
-RUN apt-get update && apt-get install -yq libgconf-2-4
+# See https://github.com/GoogleChrome/puppeteer/blob/master/.ci/node12/Dockerfile.linux
+RUN apt-get update && \
+		apt-get -y install xvfb gconf-service libasound2 libatk1.0-0 libc6 libcairo2 libcups2 \
+			libdbus-1-3 libexpat1 libfontconfig1 libgcc1 libgconf-2-4 libgdk-pixbuf2.0-0 libglib2.0-0 \
+			libgtk-3-0 libnspr4 libpango-1.0-0 libpangocairo-1.0-0 libstdc++6 libx11-6 libx11-xcb1 libxcb1 \
+			libxcomposite1 libxcursor1 libxdamage1 libxext6 libxfixes3 libxi6 libxrandr2 libxrender1 libxss1 \
+			libxtst6 ca-certificates fonts-liberation libappindicator1 libnss3 lsb-release xdg-utils wget && \
+		rm -rf /var/lib/apt/lists/*
 
 # Update Freetype
 COPY docker-font.conf /etc/fonts/local.conf
 ENV FREETYPE_PROPERTIES="truetype:interpreter-version=35"
 RUN apt-get update \
-    && sh -c 'echo "deb http://http.us.debian.org/debian stable main contrib non-free" >> /etc/apt/sources.list' \
-    && apt-get update \
-    && apt-get install -y ttf-mscorefonts-installer \
-      --no-install-recommends \
-    && rm -rf /var/lib/apt/lists/*
+		&& sh -c 'echo "deb http://http.us.debian.org/debian stable main contrib non-free" >> /etc/apt/sources.list' \
+		&& apt-get update \
+		&& apt-get install -y ttf-mscorefonts-installer \
+			--no-install-recommends \
+		&& rm -rf /var/lib/apt/lists/*
 
 # Install latest chrome dev package and fonts to support major charsets (Chinese, Japanese, Arabic, Hebrew, Thai and a few others)
 # Note: this installs the necessary libs to make the bundled version of Chromium that Puppeteer
 # installs, work.
 RUN apt-get update && apt-get install -y wget --no-install-recommends \
-    && wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
-    && sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome-unstable.list' \
-    && apt-get update \
-    && apt-get install -y google-chrome-unstable fonts-ipafont-gothic fonts-wqy-zenhei fonts-thai-tlwg fonts-kacst ttf-freefont \
-      --no-install-recommends \
-    && rm -rf /var/lib/apt/lists/* \
-    && apt-get purge --auto-remove -y curl \
-    && rm -rf /src/*.deb
+		&& wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
+		&& sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome-unstable.list' \
+		&& apt-get update \
+		&& apt-get install -y google-chrome-unstable fonts-ipafont-gothic fonts-wqy-zenhei fonts-thai-tlwg fonts-kacst ttf-freefont \
+			--no-install-recommends \
+		&& rm -rf /var/lib/apt/lists/* \
+		&& apt-get purge --auto-remove -y curl \
+		&& rm -rf /src/*.deb
 
 # helps prevent zombie chrome processes.
 ADD https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64 /usr/local/bin/dumb-init