Dockerfile

FROM python:3.9

# Create a non-root user
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

# Set the working directory
WORKDIR /app

# Install dependencies required for Chromium
USER root
RUN apt-get update && apt-get install -y \
    wget \
    unzip \
    libnss3 \
    libatk1.0-0 \
    libatk-bridge2.0-0 \
    libcups2 \
    libgbm1 \
    libxkbcommon0 \
    libpango-1.0-0 \
    libxcomposite1 \
    libxrandr2 \
    libasound2 \
    libpangocairo-1.0-0 \
    libxdamage1 \
    libgtk-3-0 \
    libxshmfence1 \
    libxcb1 \
    libx11-xcb1 \
    libxrender1 \
    libxfixes3 \
    libxcursor1 \
    libxinerama1 \
    libgl1 \
    libgl1-mesa-glx \
    fonts-liberation \
    libappindicator3-1 \
    xdg-utils \
    lsb-release \
    && rm -rf /var/lib/apt/lists/*

# Install Chromium
RUN apt-get update && apt-get install -y chromium

# Set Chromium as the default browser
ENV CHROME_BIN=/usr/bin/chromium

# Switch back to the user context
USER user

# Install Python dependencies
COPY --chown=user ./requirements.txt requirements.txt
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# Copy the application code
COPY --chown=user . /app

# Define the command to run the application 
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]