Dockerfile

# --- Base on a Playwright-supported OS ---
    FROM ubuntu:22.04

    ENV DEBIAN_FRONTEND=noninteractive \
        PYTHONUNBUFFERED=1 \
        PIP_NO_CACHE_DIR=1 \
        # Put PW browsers in a shared, non-root path
        PLAYWRIGHT_BROWSERS_PATH=/ms-playwright
    
    # System deps + fonts Playwright/Chromium need
    RUN apt-get update && apt-get install -y \
        python3 python3-pip python3-venv \
        curl wget unzip ca-certificates gnupg \
        # GUI/codec libs that Chromium needs even when headless
        libglib2.0-0 libnss3 libnspr4 libx11-xcb1 libxcomposite1 libxdamage1 libxfixes3 \
        libxrandr2 libxshmfence1 libxext6 libxss1 libgbm1 \
        libgtk-3-0 libatk1.0-0 libatk-bridge2.0-0 libcairo2 libpango-1.0-0 libcups2 \
        fonts-liberation fonts-ubuntu fonts-noto-color-emoji fonts-unifont \
        xdg-utils lsb-release && \
        rm -rf /var/lib/apt/lists/*
    
    # Ensure the shared browser path exists and is readable
    RUN mkdir -p /ms-playwright && chmod -R 0755 /ms-playwright
    
    WORKDIR /app
    
    # Python deps
    COPY requirements.txt .
    RUN python3 -m pip install -r requirements.txt
    
    # Install ONLY Chromium (+ verify deps) into /ms-playwright
    RUN python3 -m playwright install --with-deps chromium
    
    # Copy app
    COPY . .
    
    EXPOSE 7860
    CMD ["python3", "app.py"]