Dockerfile

# Use Python 3.11 slim image as base
FROM python:3.11-slim

# Set working directory
WORKDIR /app

# Install system dependencies for OpenCV and audio processing
RUN apt-get update && apt-get install -y \
    libgl1-mesa-glx \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender-dev \
    libgomp1 \
    portaudio19-dev \
    python3-pyaudio \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements file
COPY backend/requirements.txt /app/requirements.txt

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

# Copy backend code
COPY backend/ /app/backend/

# Copy frontend code
COPY frontend/ /app/frontend/

# Copy .env file if exists (optional)
COPY backend/.env /app/backend/.env* 2>/dev/null || true

# Expose port 5000 for Flask backend
EXPOSE 5000

# Set environment variables
ENV FLASK_APP=backend/app.py
ENV FLASK_ENV=production
ENV PYTHONUNBUFFERED=1

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
    CMD python -c "import requests; requests.get('http://localhost:5000/api/health')" || exit 1

# Run the Flask application
CMD ["python", "backend/app.py"]