Dockerfile and entrypoint.sh from https://github.com/planetoftheweb/podcast-generator/pulls

Dockerfile

# Credit: https://github.com/planetoftheweb/podcast-generator/pull/2

FROM ubuntu:latest

RUN apt-get update && \
    apt-get install -y \
    python3.10 \
    python3-pip \
    python3-venv \
    git

# me: Could also simply use apt-get to install python3-yaml and skip the virtual env altogether

# Create a virtual environment
RUN python3 -m venv /venv

# Install PyYAML within the virtual environment
RUN /venv/bin/pip install PyYAML

COPY feed.py /usr/bin/feed.py
COPY entrypoint.sh /entrypoint.sh

ENTRYPOINT ["/entrypoint.sh"]

entrypoint.sh

#!/bin/bash

# Credit: https://github.com/planetoftheweb/podcast-generator/pull/3

echo "==================="

git config --global user.name "${GITHUB_ACTOR}"
git config --global user.email "${INPUT_EMAIL}"
git config --global --add safe.directory /github/workspace

# Run your Python script using the Python interpreter from the virtual environment
/venv/bin/python /usr/bin/feed.py

git add -A && git commit -m "Update Feed"
git push --set-upstream origin main

echo "==================="