Dockerfile

# Use Python 3.12 slim image
FROM python:3.12-slim

# Set working directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    && rm -rf /var/lib/apt/lists/*


ENV STREAMLIT_BROWSER_GATHER_USAGE_STATS=false

# Copy requirements first for better caching
COPY requirements.txt .

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY . .

# Create directories for data persistence
RUN mkdir -p /app/data /app/logs

# Expose Streamlit default port
EXPOSE 8501

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl --fail http://localhost:8501/_stcore/health || exit 1

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV STREAMLIT_SERVER_PORT=8501
ENV STREAMLIT_SERVER_ADDRESS=0.0.0.0

# Run Streamlit app
CMD ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0", "--server.maxUploadSize=200", "--server.maxMessageSize=200", "--server.runOnSave=true", "--server.enableXsrfProtection=false", "--server.enableCORS=false"]