Dockerfile

# Use an official Python runtime as a parent image
FROM python:3.12-slim

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV TZ=America/Chicago

# Install cron and any other system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends cron \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# Set the working directory in the container
WORKDIR /app

# Install any needed packages specified in requirements.txt
RUN pip install --no-cache-dir requests

# Copy the rest of the application code
COPY activate.py .
COPY entrypoint.sh .
COPY crontab.txt .

# Give execution permissions to the entrypoint script
RUN chmod +x entrypoint.sh

# Create the directory for persistent data
RUN mkdir /data

# Add the cron job
RUN crontab crontab.txt

# Create a log file for cron and grant permissions (optional but helpful for debugging)
RUN touch /var/log/cron.log
RUN chmod 666 /var/log/cron.log

# Define the mount point for persistent data
VOLUME /data

# Run entrypoint.sh when the container launches
ENTRYPOINT ["/app/entrypoint.sh"]

# Start cron in the foreground
# CMD is passed as arguments to ENTRYPOINT
CMD ["cron", "-f"]