Dockerfile

FROM python:3.11-slim AS builder

WORKDIR /app

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

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

COPY requirements.txt .
RUN python -m venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

FROM python:3.11-slim AS runner

WORKDIR /app

RUN useradd -u 8888 appuser && \
    mkdir -p /app/data/raw /app/chroma_db && \
    chown -R appuser:appuser /app

COPY --from=builder --chown=appuser:appuser /opt/venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"

COPY --chown=appuser:appuser src/ ./src

USER appuser

EXPOSE 8000

CMD ["uvicorn", "src.app:app", "--host", "0.0.0.0", "--port", "8000"]