FROM python:3.10.13-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    CUDA_VISIBLE_DEVICES=-1 \
    TF_ENABLE_ONEDNN_OPTS=0

WORKDIR /app

RUN apt-get update && apt-get install -y \
    build-essential \
    git \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .

# Clean up existing pip packages (if any) before installation
RUN pip freeze > packages.txt 2>/dev/null || true && \
    if [ -s packages.txt ]; then pip uninstall -r packages.txt -y; fi && \
    rm -f packages.txt && \
    pip install --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

COPY . .

CMD ["python", "app.py"]