Dockerfile

# Dockerfile
FROM python:3.11-slim

ENV DEBIAN_FRONTEND=noninteractive
WORKDIR /app

# Install system packages needed for Chrome + utilities and common deps
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
      ca-certificates wget gnupg unzip procps curl lsb-release \
      fonts-liberation libx11-6 libx11-xcb1 libxcomposite1 libxcursor1 \
      libxdamage1 libxrandr2 libgbm1 libasound2 libpangocairo-1.0-0 \
      libatk1.0-0 libgtk-3-0 libnss3 libxss1 libgconf-2-4 libatk-bridge2.0-0 \
      libc6 libstdc++6 libu2f-udev libvulkan1 libxcb1 libxcb-shm0 libxcb-xfixes0 \
      libcap2 libxkbcommon0 fonts-noto-color-emoji && \
    apt-get clean && rm -rf /var/lib/apt/lists/*

# Install Google Chrome stable
RUN wget -q -O /tmp/google-chrome.deb https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb && \
    apt-get update && apt-get install -y /tmp/google-chrome.deb || apt-get -f install -y && \
    rm -f /tmp/google-chrome.deb && \
    ln -sf /opt/google/chrome/google-chrome /usr/bin/google-chrome

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

# Copy app
COPY app.py .

EXPOSE 7860
CMD ["python", "app.py"]