# ---------- FRONTEND BUILD ----------
FROM node:20-alpine AS frontend-builder

WORKDIR /app/client

COPY client/package*.json ./
RUN npm ci

COPY client ./
RUN npm run build


# ---------- BACKEND ----------
FROM python:3.11-slim AS runtime

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PORT=7860

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    libgl1 \
    libglib2.0-0 \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip install --upgrade pip setuptools wheel \
    && pip install -r requirements.txt

COPY backend ./backend
COPY data ./data

# ✅ FIXED: match your Vite output (../frontend)
COPY --from=frontend-builder /app/frontend ./frontend

# create non-root user
RUN useradd -m appuser && chown -R appuser:appuser /app
USER appuser

EXPOSE 7860

CMD ["sh", "-c", "uvicorn backend.app:app --host 0.0.0.0 --port ${PORT}"]