FROM python:3.9-slim

WORKDIR /code

# Install system dependencies and TA-Lib
RUN apt-get update && \
    apt-get install -y gcc wget make && \
    wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz && \
    tar -xvzf ta-lib-0.4.0-src.tar.gz && \
    cd ta-lib/ && \
    ./configure --prefix=/usr && \
    make && \
    make install && \
    cd .. && \
    rm -rf ta-lib-0.4.0-src.tar.gz ta-lib/ && \
    rm -rf /var/lib/apt/lists/*

COPY ./requirements.txt /code/requirements.txt

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

COPY . /code

EXPOSE 7865

ENV PYTHONPATH=/code

CMD ["python", "-m", "uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7865"]