add dockerfile

04-call-summaries/.dockerignore

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+__pycache__
+*cache/
+*.log
+log/
+
+*.DS_STORE
+
+.git

04-call-summaries/Dockerfile

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+# syntax=docker/dockerfile:1.2
+
+#====== Create builder image
+FROM python:3.11-slim as builder
+
+# create and activate virtual environment
+RUN python -m venv /opt/venv
+ENV PATH="/opt/venv/bin:$PATH"
+
+COPY requirements.txt .
+# Use external cache to avoid fetching packages from the internet each time -- https://docs.docker.com/build/cache/#use-the-dedicated-run-cache
+RUN --mount=type=cache,mode=0755,target=/root/.cache pip3 install -r requirements.txt
+
+#====== Create final image
+FROM python:3.11-slim as runner
+
+# Set up a new user so we don't run as root
+RUN useradd --create-home -u 1000 tron
+RUN chown -R tron:tron /home/tron
+
+USER tron
+ENV HOME=/home/tron
+WORKDIR $HOME/app
+
+COPY --chown=tron --from=builder /opt/venv /opt/venv
+# Activate virtual environment
+ENV VIRTUAL_ENV=/opt/venv
+ENV PATH="/opt/venv/bin:$PATH"
+# Ensure all messages always reach console
+ENV PYTHONUNBUFFERED=1
+
+EXPOSE 8000
+HEALTHCHECK CMD curl http://localhost:8000 || exit 1
+ENTRYPOINT ["chainlit", "run", "--port", "8000", "-h", "chainlit-call-summaries-bot.py"]