# CUDA base image (safe for bitsandbytes)
FROM nvidia/cuda:12.1.1-cudnn8-runtime-ubuntu22.04

ENV DEBIAN_FRONTEND=noninteractive
ENV PYTHONUNBUFFERED=1

# System deps
RUN apt-get update && apt-get install -y \
    python3 \
    python3-pip \
    git \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Symlink python
RUN ln -s /usr/bin/python3 /usr/bin/python

WORKDIR /app

# Install Python deps
COPY requirements.txt .
RUN pip install --upgrade pip && pip install --no-cache-dir -r requirements.txt

# Copy app
COPY app.py .

# Hugging Face cache (optional but recommended)
ENV HF_HOME=/app/.hf_cache

EXPOSE 8000

CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]