FROM python:3.12-slim

ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1 \
    PIP_NO_CACHE_DIR=1 \
    PYTHONPATH=/app/src

WORKDIR /app

# Install dependencies only (not the package itself), so the source tree at
# /app stays the runtime layout the app expects: web.py uses
# Path(__file__).resolve().parents[2] / "data" / "raw" to find CSVs, which
# only resolves correctly when the package is imported from /app/src.
COPY pyproject.toml uv.lock ./
RUN pip install --no-cache-dir uv \
 && uv pip install --system --no-cache \
      "pandas>=2.2" "scipy>=1.13" "numpy>=2.0" "flask>=3.0" "gunicorn>=21.0"

COPY src ./src
COPY data ./data

EXPOSE 8080

CMD ["gunicorn", "pluginbattery.web:app", \
     "--bind", "0.0.0.0:8080", \
     "--workers", "1", \
     "--timeout", "120"]