Add Dockerfile

Dockerfile

+FROM ubuntu:latest
+
+WORKDIR /workdir
+
+# Install dependencies
+RUN apt-get update && apt-get install -y \
+    ca-certificates \
+    imagemagick \
+    xvfb \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set up repository for xle and install xle
+ADD zinnwerk-archive-keyring.gpg /usr/share/keyrings/zinnwerk-archive-keyring.gpg
+ADD zinnwerk.sources /etc/apt/sources.list.d
+RUN apt-get update && apt-get install -y \
+    xle-2017 \
+    && rm -rf /var/lib/apt/lists/*
+
+# Add entrypoint script
+ADD entrypoint.sh /entrypoint.sh
+ENTRYPOINT ["bash", "/entrypoint.sh"]