Dockerfile

# Use official Python 3.9 slim image as base
FROM python:3.9-slim

# Set working directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    sqlite3 \
    supervisor \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements file
COPY requirements.txt .

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

# Copy application files
COPY frontend.py .
COPY backend.py .
COPY init_db.py .
COPY static/ static/
COPY supervisord.conf .

# Create logs directory and set permissions
RUN mkdir -p /app/logs && chmod -R 777 /app/logs

# Initialize SQLite database and set permissions
RUN python init_db.py && chmod 666 /app/crime_records.db

# Expose port 8501 for Streamlit (Hugging Face Spaces default)
EXPOSE 8501

# Run supervisord to manage Flask and Streamlit
CMD ["supervisord", "-c", "supervisord.conf"]