FROM python:3.11-slim

# Install system dependencies
RUN apt-get update && apt-get install -y \
    android-tools-adb \
    sqlite3 \
    dos2unix \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Working directory
WORKDIR /app

# Copy requirements and install
COPY src/requirements.txt /app/requirements.txt
RUN pip install --no-cache-dir -r /app/requirements.txt gunicorn

# Create directories for data persistence
RUN mkdir -p /app/data /app/uploads /app/logs /app/static /app/templates /app/src

# Copy application source and static assets
COPY src/ /app/src/

# Expose ports
EXPOSE 5000
EXPOSE 5037

# Volume for persistent data
VOLUME ["/app/data", "/app/uploads", "/app/logs"]

# Set environment variables
ENV FLASK_APP=src/app.py
ENV PYTHONUNBUFFERED=1

# Add healthcheck
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:5000/health || exit 1

# Run the application with gunicorn for better signal handling
CMD ["gunicorn", "--bind", "0.0.0.0:5000", "--workers", "1", "--threads", "2", "--timeout", "120", "--graceful-timeout", "30", "--preload", "src.wsgi:app"]