FROM node:lts-bookworm-slim AS base

# Étape 1 : Installation de toutes les dépendances (prod + dev)
FROM base AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci

# Étape 2 : Installation uniquement des dépendances de production
FROM base AS production-deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci --omit=dev

# Étape 3 : Construction de l'application
FROM base AS build
WORKDIR /app
COPY --from=deps /app/node_modules /app/node_modules
COPY . .
RUN node ace build

# Étape 4 : Image finale de production
FROM base
ENV NODE_ENV=production
WORKDIR /app
COPY --from=production-deps /app/node_modules /app/node_modules
COPY --from=build /app/build /app
EXPOSE 3000
CMD ["node", "./bin/server.js"]