Add a Dockerfile

Dockerfile

+FROM ubuntu:18.04
+
+RUN useradd -m pintos && echo pintos:pintos | chpasswd && \
+	usermod -aG sudo pintos
+
+# General-purpose utilities
+RUN apt-get update && apt-get -y install \
+	bash \
+	git \
+	build-essential \
+	gdb \
+	gcc \
+	emacs \
+	vim \
+	nano \
+	sudo \
+        qemu
+
+# Switch user
+USER pintos
+WORKDIR /home/pintos
+
+# Clone pintos - needs adjustment to the right repo
+RUN git clone https://git.cs.lth.se/al7330du/pintos-public pintos
+
+RUN /bin/bash -c 'echo "pushd /home/pintos/pintos > /dev/null ; source setup.sh ; popd > /dev/null" >> /home/pintos/.bashrc'
+
+CMD /bin/bash