chore(py3): update dockerfile

Dockerfile

@@ -1,24 +1,34 @@
 # To run: docker run -v /path/to/wsgi.py:/var/www/peregrine/wsgi.py --name=peregrine -p 81:80 peregrine
-# To check running container: docker exec -it peregrine /bin/bash 
+# To check running container: docker exec -it peregrine /bin/bash
 
-FROM quay.io/cdis/py27base:pybase2-1.0.2
+FROM quay.io/cdis/python-nginx:pybase3-1.1.0
 
-ENV DEBIAN_FRONTEND=noninteractive
-
-RUN mkdir /var/www/peregrine \
-    && chown www-data /var/www/peregrine
+RUN apk update \
+    && apk add postgresql-libs postgresql-dev libffi-dev libressl-dev \
+    && apk add linux-headers musl-dev gcc libxml2-dev libxslt-dev \
+    && apk add curl bash git vim
 
 COPY . /peregrine
 COPY ./deployment/uwsgi/uwsgi.ini /etc/uwsgi/uwsgi.ini
 WORKDIR /peregrine
 
-RUN pip install -r requirements.txt \
-    && COMMIT=`git rev-parse HEAD` && echo "COMMIT=\"${COMMIT}\"" >peregrine/version_data.py \
-    && VERSION=`git describe --always --tags` && echo "VERSION=\"${VERSION}\"" >>peregrine/version_data.py
+RUN python -m pip install --upgrade pip \
+    && python -m pip install --upgrade setuptools \
+    && pip --version \
+    && pip install -r requirements.txt
+
+RUN mkdir -p /var/www/peregrine \
+    && mkdir /run/ngnix/ \
+    && chown www-data /var/www/peregrine
 
 EXPOSE 80
 
-WORKDIR /var/www/peregrine 
+RUN COMMIT=`git rev-parse HEAD` && echo "COMMIT=\"${COMMIT}\"" >peregrine/version_data.py \
+    && VERSION=`git describe --always --tags` && echo "VERSION=\"${VERSION}\"" >>peregrine/version_data.py \
+    && python setup.py install
+
+
+WORKDIR /var/www/peregrine
 
 ENTRYPOINT [ "/bin/sh", "/dockerrun.sh" ]
 CMD []

TestDockerfile

@@ -18,7 +18,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     libxml2-dev \
     libxslt1-dev \
     nginx \
-    python2.7 \
+    python3.6 \
     python-dev \
     python-pip \
     python-setuptools \