Dockerfile

# Use Ubuntu 22.04 as the base image
FROM ubuntu:22.04

# Set environment variables to avoid interactive prompts
ENV DEBIAN_FRONTEND=noninteractive

# Install system dependencies for PyQt5, PyQtWebEngine, and NSS
RUN apt-get update && apt-get install -y \
    python3 \
    python3-pip \
    libnss3 \
    libqt5webengine5 \
    qtwebengine5-dev \
    libqt5webkit5-dev \
    libxkbcommon-x11-0 \
    libx11-xcb1 \
    libxcb-dri3-0 \
    libxcomposite1 \
    libxcursor1 \
    libxdamage1 \
    libxi6 \
    libxtst6 \
    libxrandr2 \
    libxss1 \
    libasound2 \
    fonts-liberation \
    && rm -rf /var/lib/apt/lists/*

# Install Python packages
RUN pip3 install PyQt5 PyQtWebEngine

# Set working directory
WORKDIR /app

# Copy the browser code
COPY app.py .

# Set display environment variable (for local testing; ignored on Hugging Face)
ENV DISPLAY=:0

# Run the browser
CMD ["python3", "app.py"]