FROM python:3.11-slim

WORKDIR /code

COPY ./requirements_render.txt /code/requirements_render.txt
RUN pip install --no-cache-dir --upgrade -r /code/requirements_render.txt

RUN apt-get update && apt-get install -y cmake g++ git && rm -rf /var/lib/apt/lists/*

# Set up a new user named "user" with user ID 1000
RUN useradd -m -u 1000 user

# Switch to the "user" user
USER user

# Set home to the user's home directory
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

# Set the working directory to the user's home directory
WORKDIR $HOME/app

# Copy the current directory contents into the container at $HOME/app setting the owner to the user
COPY --chown=user . $HOME/app

# Build the C++ extension out-of-source (Eigen prohibits in-source builds)
RUN cd $HOME/app/cpp && mkdir build && cd build && cmake .. && make && cp quant_engine_cpp*.so ../../

# Use the Render assigned PORT
CMD uvicorn app:app --host 0.0.0.0 --port $PORT