# ---- Build stage ----
FROM node:20-alpine AS build
WORKDIR /app

COPY package.json package-lock.json* ./
# HF builder may set NODE_ENV=production; force dev deps for building
RUN npm install --include=dev

COPY . .
RUN npm run build

# ---- Runtime stage ----
FROM node:20-alpine
WORKDIR /app

# Install a tiny static server
RUN npm install -g serve

COPY --from=build /app/dist ./dist

EXPOSE 7860
CMD ["serve", "-s", "dist", "-l", "7860"]