FROM python:3.11-slim

# set working dir
WORKDIR /app

# install system deps (for pandas/numpy build)
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    gcc \
    libpq-dev \
    && rm -rf /var/lib/apt/lists/*

# copy files
COPY pipeline_with_agents.py /app/pipeline_with_agents.py
COPY app.py /app/app.py
COPY requirements.txt /app/requirements.txt

# install python deps
RUN pip install --no-cache-dir --upgrade pip \
    && pip install --no-cache-dir -r /app/requirements.txt

# create uploads dir (HuggingFace Spaces friendly /tmp usage)
RUN mkdir -p /tmp/uploads && chmod 777 /tmp/uploads

EXPOSE 7860

# run uvicorn on 0.0.0.0:7860
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]