Introduce Dockerfile for building production image

Signed-off-by: Vasilis Tsiligiannis <acinonyx@openwrt.gr>

Dockerfile

@@ -0,0 +1,33 @@
+FROM python:2
+MAINTAINER SatNOGS project <dev@satnogs.org>
+
+WORKDIR /workdir/
+
+RUN groupadd -r satnogs \
+	&& useradd -r -g satnogs satnogs \
+	&& install -d -m 755 -o satnogs -g satnogs /var/run/celery
+
+RUN apt-get update \
+	&& apt-get -y install ruby-sass \
+	&& rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt /usr/local/src/satnogs-network/
+RUN pip install \
+	--no-cache-dir \
+	--no-deps \
+	--force-reinstall \
+	-r /usr/local/src/satnogs-network/requirements.txt
+
+COPY . /usr/local/src/satnogs-network/
+RUN pip install \
+	--no-cache-dir \
+	--no-deps \
+	--force-reinstall \
+	/usr/local/src/satnogs-network
+RUN install -m 755 /usr/local/src/satnogs-network/bin/djangoctl.sh /usr/local/bin/
+
+RUN rm -rf /usr/local/src/satnogs-network
+
+ENV DJANGO_SETTINGS_MODULE network.settings
+
+EXPOSE 8000