switched to debian8_python8 base image

cleaned up code

Dockerfile

@@ -1,11 +1,9 @@
-FROM debian:8
+FROM debian8_python3
 
 MAINTAINER Joachim Lusiardi
 
-RUN apt-get update;
-RUN apt-get install -y python3-pip
-RUN apt-get install -y nginx
-
+RUN apt-get update; \
+    apt-get install -y nginx;
 
 ADD nginx.conf /etc/nginx.conf
 ADD start.sh /start.sh
@@ -15,7 +13,6 @@ ADD nginx_proxy.py /nginx_proxy.py
 RUN chmod +x /nginx_proxy.py
 RUN pip3 install docker-py
 
-VOLUME ["/keys"]
 EXPOSE 80
 ENTRYPOINT /start.sh