Add Docker setup and resume templates

Dockerfile

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+FROM ubuntu:22.04
+ENV DEBIAN_FRONTEND=noninteractive
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+      texlive-full \
+      pandoc \
+      make \
+    && apt-get clean && rm -rf /var/lib/apt/lists/*
+WORKDIR /data
+ENTRYPOINT ["pandoc"]