dockerfile

# Use Python 3.9 slim
FROM python:3.9-slim

# Install system dependencies
RUN apt-get update && apt-get install -y \
    wget \
    gnupg \
    fonts-liberation \
    libasound2 \
    libatk-bridge2.0-0 \
    libatk1.0-0 \
    libatspi2.0-0 \
    libcups2 \
    libdbus-1-3 \
    libdrm2 \
    libgbm1 \
    libgtk-3-0 \
    libnspr4 \
    libnss3 \
    libxcomposite1 \
    libxdamage1 \
    libxfixes3 \
    libxkbcommon0 \
    libxrandr2 \
    xdg-utils \
    && wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
    && echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list \
    && apt-get update \
    && apt-get install -y google-chrome-stable \
    && rm -rf /var/lib/apt/lists/*

# Install ChromeDriver (specific matching version)
RUN CHROME_MAJOR_VERSION=$(google-chrome-stable --version | awk '{print $3}' | cut -d'.' -f1) \
    && CHROMEDRIVER_VERSION=$(wget -qO- https://chromedriver.storage.googleapis.com/LATEST_RELEASE_$CHROME_MAJOR_VERSION) \
    && wget -O /tmp/chromedriver.zip https://chromedriver.storage.googleapis.com/$CHROMEDRIVER_VERSION/chromedriver_linux64.zip \
    && unzip /tmp/chromedriver.zip -d /usr/bin/ \
    && chmod +x /usr/bin/chromedriver \
    && rm /tmp/chromedriver.zip

WORKDIR /app

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY app.py .

ENV PORT=7860

CMD ["python", "app.py"]