FROM python:3.11-slim

# Set working directory
WORKDIR /app

RUN apt-get update && apt-get install -y \
    ca-certificates \
    fonts-liberation \
    libasound2 \
    libatk1.0-0 \
    libatk-bridge2.0-0 \
    libcups2 \
    libdbus-1-3 \
    libexpat1 \
    libgtk-3-0 \
    libnss3 \
    libwayland-client0 \
    libxcomposite1 \
    libxrandr2 \
    libxss1 \
    wget \
    && rm -rf /var/lib/apt/lists/*

# Copy and install Python dependencies first (better Docker layer caching)
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY . .

# Install Playwright Chromium WITH all OS-level dependencies.
# --with-deps automatically installs libgbm1, libpango, libcairo, etc.
# that chromium_headless_shell needs — the manual apt-get list was incomplete.
RUN python -m playwright install --with-deps chromium

# Expose port (HF Spaces expects 7860)
EXPOSE 7860

# Run with uvicorn — single worker (Playwright can't survive process forking)
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]