Dockerfile

FROM python:3.9

# Create non-root user
RUN useradd -m -u 1000 user
USER user

# Ensure user's local bin is in PATH
ENV PATH="/home/user/.local/bin:$PATH"

# Set working directory
WORKDIR /app

# Copy and install dependencies
COPY --chown=user requirements.txt requirements.txt
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# Copy app files
COPY --chown=user . /app

# Expose Streamlit default port
EXPOSE 8501

# Run Streamlit app
CMD ["streamlit", "run", "app.py", "--server.port=8501", "--server.enableCORS=false"]