FROM python:3.11-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1

# Install minimal OS deps
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    curl ca-certificates \
 && rm -rf /var/lib/apt/lists/*

# Workdir
WORKDIR /app

# Copy requirements first (better layer caching)
COPY requirements.txt /app/requirements.txt
RUN pip install --upgrade pip && pip install -r /app/requirements.txt

# Copy app
COPY app.py /app/app.py

# Expose Gradio default port
EXPOSE 7860

# Optionally set OLLAMA_HOST here or in Hugging Face Space Secrets
# ENV OLLAMA_HOST=http://127.0.0.1:11434

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