# syntax=docker/dockerfile:1

FROM node:22-alpine AS base

# ---------- Dependencias ----------
FROM base AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci

# ---------- Build (SSR) ----------
FROM base AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .

# Las variables NEXT_PUBLIC_* se incrustan en el bundle durante el build,
# por lo que deben estar disponibles ANTES de "npm run build".
ARG NEXT_PUBLIC_API_URL=https://control-api.rynext.com.mx
ENV NEXT_PUBLIC_API_URL=${NEXT_PUBLIC_API_URL}
ENV NEXT_TELEMETRY_DISABLED=1

RUN npm run build

# ---------- Runtime ----------
FROM base AS runner
WORKDIR /app

ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1
ENV PORT=3000
ENV HOSTNAME=0.0.0.0

RUN addgroup --system --gid 1001 nodejs \
  && adduser --system --uid 1001 nextjs

# output: 'standalone' genera un servidor Node autocontenido en .next/standalone
COPY --from=builder /app/public ./public
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

USER nextjs

EXPOSE 3000

CMD ["node", "server.js"]