# HuggingFace Spaces Docker — read the doc:
# https://huggingface.co/docs/hub/spaces-sdks-docker

FROM python:3.12-slim

# HF Spaces requires a non-root user with uid 1000
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends \
	build-essential \
	&& rm -rf /var/lib/apt/lists/* || true

COPY --chown=user requirements.txt .
RUN pip install --no-cache-dir --upgrade -r requirements.txt

COPY --chown=user . /app

# Pre-download default model at build time — avoids cold-start delay
RUN python -c "from transformers import pipeline; pipeline('token-classification', model='dslim/bert-base-NER', aggregation_strategy='simple')"

# HuggingFace Spaces requires port 7860
ENV PORT=7860
ENV APP_ENV=staging
EXPOSE 7860

CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860", "--forwarded-allow-ips", "*"]