Add items needed to create Docker image

Dockerfile

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+FROM python:2.7.17-slim
+
+LABEL maintainer="TheMeanCanEHdian"
+
+ARG VERSION
+
+ENV TAUTULLI_DOCKER=True
+ENV TZ=UTC
+
+WORKDIR /app
+
+RUN \
+apt-get -q -y update --no-install-recommends && \
+apt-get install -q -y --no-install-recommends \
+  curl && \
+rm -rf /var/lib/apt/lists/* && \
+pip install --no-cache-dir --upgrade pip && \
+pip install --no-cache-dir --upgrade \
+  plexapi \
+  pycryptodomex \
+  pyopenssl && \
+echo ${VERSION} > /app/version.txt
+
+COPY . /app
+
+CMD [ "python", "Tautulli.py", "--datadir", "/config" ]
+
+VOLUME /config /plex_logs
+EXPOSE 8181
+HEALTHCHECK  --start-period=90s CMD curl -ILfSs http://localhost:8181/status > /dev/null || curl -ILfkSs https://localhost:8181/status > /dev/null || exit 1