all

Dockerfile

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+# 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"]