# Stage 1: Build the React/Vite frontend
FROM node:20-slim AS fe
WORKDIR /fe
COPY frontend/package*.json ./
RUN npm ci
COPY frontend/ ./
RUN npm run build

# Stage 2: Python runtime
FROM python:3.11-slim

# Copy uv binary from the official uv image
COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/

WORKDIR /app

# Copy dependency manifests and install Python deps (no project install needed
# since pyproject.toml declares this as a virtual package)
COPY backend/pyproject.toml backend/uv.lock ./backend/
WORKDIR /app/backend
RUN uv sync --frozen --no-dev

# Copy the rest of the backend source
COPY backend/ /app/backend/

# Copy the built frontend into the image
COPY --from=fe /fe/dist /app/frontend/dist

# Runtime environment variables
ENV BEACON_STATIC_DIR=/app/frontend/dist \
    ASTROPARSE_CORPUS_DIR=/data/corpus \
    ASTROPARSE_FAISS_PATH=/data/astroparse_fp16.faiss \
    ASTROPARSE_FIGURES_DIR=/data/figures \
    ASTROPARSE_CACHE_PATH=/data/annotations_cache.sqlite \
    HF_HOME=/data/hf_cache

# HF Spaces mounts a writable /data volume; ensure it exists and is writable
# by any user (HF Spaces runs containers as uid 1000, not root)
RUN mkdir -p /data && chmod 777 /data

EXPOSE 7860

CMD ["uv", "run", "--no-sync", "uvicorn", "astroparse_api.main:app", "--host", "0.0.0.0", "--port", "7860"]