introduce first draft of Dockerfile

Dockerfile

@@ -0,0 +1,24 @@
+FROM debian:stable-slim
+LABEL \
+	maintainer="Davide Alberani <da@erlug.linux.it>" \
+	vendor="RaspiBO"
+
+EXPOSE 5242
+
+RUN \
+	apt-get update && \
+	apt-get -y install \
+		python3-cups \
+		python3-dateutil \
+		python3-pip \
+		python3-pymongo \
+		python3-tornado && \
+	pip3 install eventbrite && \
+	rm -rf /var/lib/apt/lists/*
+
+RUN mkdir -p /opt/eventman/
+COPY . /opt/eventman/
+
+WORKDIR /opt/eventman/
+ENTRYPOINT ["./eventman_server.py"]
+CMD ["--debug"]