# --- ÉTAPE 1 : BUILD (Node 20 est le compromis parfait) ---
FROM node:20-alpine AS build-stage

# Installation des outils pour les modules natifs
RUN apk update && apk add --no-cache \
    build-base \
    gcc \
    autoconf \
    automake \
    zlib-dev \
    libpng-dev \
    vips-dev \
    git > /dev/null 2>&1

ARG NODE_ENV=production
ENV NODE_ENV=${NODE_ENV}

WORKDIR /opt/
COPY package.json yarn.lock ./

# On installe avec Yarn. Node 20 satisfait toutes les contraintes d'engines.
RUN yarn install --frozen-lockfile

WORKDIR /opt/app
COPY . .

# Build de l'admin et du code TS
RUN yarn build

# --- ÉTAPE 2 : RUNTIME ---
FROM node:20-alpine AS runtime-stage
RUN apk add --no-cache vips-dev libpng libjpeg-turbo

ARG NODE_ENV=production
ENV NODE_ENV=${NODE_ENV}

WORKDIR /opt/app

# On récupère les node_modules et le build
COPY --from=build-stage /opt/node_modules ./node_modules
COPY --from=build-stage /opt/app ./

ENV PATH=/opt/app/node_modules/.bin:$PATH

RUN chown -R node:node /opt/app
USER node

EXPOSE 1337

CMD ["yarn", "start"]