Add PDF generation and printing functionality using Google Chrome

Dockerfile

@@ -55,6 +55,24 @@ RUN useradd \
   print \
 && sed -i '/%sudo[[:space:]]/ s/ALL[[:space:]]*$/NOPASSWD:ALL/' /etc/sudoers
 
+
+# Print PDF
+RUN apt-get update && apt-get install -y \
+    apt-transport-https \
+    ca-certificates \
+    curl \
+    gnupg \
+    --no-install-recommends \
+    && curl -sSL https://dl.google.com/linux/linux_signing_key.pub | apt-key add - \
+    && echo "deb [arch=amd64] https://dl.google.com/linux/chrome/deb/ stable main" > /etc/apt/sources.list.d/google-chrome.list \
+    && apt-get update && apt-get install -y \
+    google-chrome-stable \
+    --no-install-recommends
+
+# It won't run from the root user.
+RUN groupadd chrome && useradd -g chrome -s /bin/bash -G audio,video chrome \
+    && mkdir -p /home/chrome && chown -R chrome:chrome /home/chrome
+
 COPY requirements.txt ./
 RUN pip install --no-cache-dir -r requirements.txt