Dockerfile

FROM python:3.10

WORKDIR /app

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

# Force protobuf downgrade AFTER all installations
RUN pip install protobuf==3.19.6 --force-reinstall --no-deps

# Set environment variable as backup
ENV PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION=python

# Copy app
COPY . .

# Run streamlit
CMD ["streamlit", "run", "accident_app.py", "--server.port=7860", "--server.address=0.0.0.0"]