# Use a lightweight, official Python runtime as a parent image
FROM python:3.10-slim

# Set the working directory inside the container to /code
WORKDIR /code

# Copy the requirements file first to leverage Docker's build cache
COPY ./requirements.txt /code/requirements.txt

# Install all necessary Python packages
RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt

# Copy the rest of the application files into the container
COPY . .

# Expose port 7860 (Hugging Face Spaces expects the container to run on port 7860)
EXPOSE 7860

# Command to launch the FastAPI server using Uvicorn
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]