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# Use the official lightweight Python image.
# https://hub.docker.com/_/python
FROM python:3.9-slim
# Set environment variables
ENV PYTHONDONTWRITEBYTECODE 1
ENV PYTHONUNBUFFERED 1
# Create and set working directory
WORKDIR /app
RUN apt-get update \
&& apt-get install wkhtmltopdf -y \
&& mv /usr/bin/wkhtmltopdf /usr/local/bin/.
# Copy system package requirements file
COPY packages.txt .
RUN apt-get update
# Copy the application requirements file
COPY requirements.txt .
# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt
# Copy the application code
COPY . .
# Expose the Streamlit port
EXPOSE 8501
# Run Streamlit app
CMD ["streamlit", "run", "app.py"]
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