# Use an official Python runtime as a parent image
FROM python:3.11-slim

# Set the working directory in the container
WORKDIR /app

# Copy the requirements file into the container at /app
COPY requirements.txt .

# Install any needed packages specified in requirements.txt
# We use --no-cache-dir to keep the image size down
RUN pip install --no-cache-dir --extra-index-url https://download.pytorch.org/whl/cpu -r requirements.txt

# Copy the rest of the application's code into the container at /app
COPY . .

# Make port 8000 available to the world outside this container
EXPOSE 8000

# Define environment variable to ensure python prints things without buffering
ENV PYTHONUNBUFFERED=1

# Run the application
CMD ["uvicorn", "doc_rag_app:app", "--host", "0.0.0.0", "--port", "8000"]