# ── Étape 1 : build React ─────────────────────────────────────────────────────
FROM node:20-alpine AS build

WORKDIR /app
COPY package*.json ./
RUN npm ci --prefer-offline
COPY . .
RUN npm run build

# ── Étape 2 : servir le build avec nginx ──────────────────────────────────────
FROM nginx:1.27-alpine

COPY --from=build /app/dist /usr/share/nginx/html
COPY nginx-spa.conf /etc/nginx/conf.d/default.conf

EXPOSE 80