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

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV PYTHONDONTWRITEBYTECODE=1

# Create user for security (required by Hugging Face Spaces)
RUN useradd -m -u 1000 user

# Set environment paths
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

# Set working directory
WORKDIR $HOME/app

# Install system dependencies as root
USER root
RUN apt-get update && apt-get install -y \
    wget \
    gnupg \
    ca-certificates \
    fonts-liberation \
    libasound2 \
    libatk-bridge2.0-0 \
    libatk1.0-0 \
    libatspi2.0-0 \
    libcups2 \
    libdbus-1-3 \
    libdrm2 \
    libgtk-3-0 \
    libnspr4 \
    libnss3 \
    libwayland-client0 \
    libx11-6 \
    libx11-xcb1 \
    libxcb1 \
    libxcomposite1 \
    libxdamage1 \
    libxext6 \
    libxfixes3 \
    libxrandr2 \
    libxss1 \
    libxtst6 \
    xdg-utils \
    && rm -rf /var/lib/apt/lists/*

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

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

# Install Playwright browsers and their dependencies as root
RUN playwright install chromium
RUN playwright install-deps chromium

# Switch back to user
USER user

# Copy application code
COPY --chown=user . .

# Expose the port that Hugging Face Spaces expects
EXPOSE 7860

# Command to run the application
CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "1", "--timeout", "300", "--keep-alive", "2", "app:app"]