Dockerfile

# Use an official Python runtime as a parent image
FROM python:3.10.9

# Set the working directory in the container 
WORKDIR /app

COPY requirements.txt /app

# Install any needed packages specified in requirements.txt
RUN pip install --no-cache-dir -r requirements.txt

# Create a non-root user
RUN useradd -m appuser

# Create necessary directories and set permissions
RUN mkdir -p /app/data /app/indexes /tmp/app-work /data && \
    chmod -R 777 /app && \
    chmod -R 777 /tmp/app-work && \
    chmod -R 777 /data && \
    chown -R appuser:appuser /app /tmp/app-work /data

# Switch to the non-root user
USER appuser

# Copy the current directory contents into the container at /app
COPY . /app

# Start the FastAPI app on port 7860, the default port expected by Spaces
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]