add docker deployment files

Dockerfile

@@ -0,0 +1,37 @@
+FROM python:3-alpine
+
+COPY . /app
+WORKDIR /app
+
+VOLUME /app/data
+
+RUN \
+    echo "**** install build packages ****" && \
+    apk add --no-cache --virtual=build-dependencies \
+        g++ \
+        git \
+        gcc \
+        libxml2-dev \
+        libxslt-dev \
+        openssl-dev \
+        python3-dev && \
+    echo "**** install runtime packages ****" && \
+    apk add --no-cache \
+        openssl \
+        py3-lxml \
+        py3-pip \
+        python3 && \
+    echo "**** install pip packages ****" && \
+    pip3 install -U pip setuptools wheel && \
+    pip3 install -r requirements.txt && \
+    echo "**** clean up ****" && \
+    apk del --purge \
+        build-dependencies && \
+    rm -rf \
+        /root/.cache \
+        /tmp/* \
+        /var/cache/apk/* && \
+    echo "**** prepare scripts ****" && \
+    chmod +x docker-run.sh
+
+CMD ["sh", "docker-run.sh", "--pass-errors"]