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@@ -3,7 +3,7 @@
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ARG NODE_IMAGE=node:24.18.0-bookworm-slim
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ARG NODE_IMAGE=node:24.18.0-bookworm-slim
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# ============================================================
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# ============================================================
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# 1. Instalación de dependencias
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# 1. Dependencias reproducibles
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# ============================================================
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# ============================================================
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FROM ${NODE_IMAGE} AS deps
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FROM ${NODE_IMAGE} AS deps
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@@ -16,25 +16,25 @@ ENV NEXT_TELEMETRY_DISABLED=1 \
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NPM_CONFIG_FETCH_RETRY_MINTIMEOUT=10000 \
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NPM_CONFIG_FETCH_RETRY_MINTIMEOUT=10000 \
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NPM_CONFIG_FETCH_RETRY_MAXTIMEOUT=60000 \
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NPM_CONFIG_FETCH_RETRY_MAXTIMEOUT=60000 \
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NPM_CONFIG_FETCH_TIMEOUT=120000 \
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NPM_CONFIG_FETCH_TIMEOUT=120000 \
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NPM_CONFIG_MAXSOCKETS=6 \
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NPM_CONFIG_MAXSOCKETS=8 \
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NPM_CONFIG_LOGLEVEL=info
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NPM_CONFIG_LOGLEVEL=info
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COPY package.json package-lock.json ./
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COPY package.json package-lock.json ./
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# Muestra las versiones y valida acceso al registro antes de instalar.
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RUN node --version \
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RUN node --version \
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&& npm --version \
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&& npm --version \
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&& npm config set registry https://registry.npmjs.org/ \
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&& npm config set registry https://registry.npmjs.org/ \
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&& npm config get registry \
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&& npm config get registry \
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&& npm ping
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&& npm ping
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# sharing=private evita quedar esperando el caché de otro build.
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# El caché es privado para evitar esperas por locks de otros builds.
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# timeout impide que npm quede bloqueado indefinidamente.
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# El timeout evita una ejecución bloqueada indefinidamente.
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RUN --mount=type=cache,target=/root/.npm,sharing=private \
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RUN --mount=type=cache,target=/root/.npm,sharing=private \
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timeout 600s npm ci \
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timeout --signal=TERM 900s \
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npm ci \
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--no-audit \
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--no-audit \
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--no-fund \
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--no-fund \
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--prefer-offline \
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--prefer-online \
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--loglevel=info \
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--loglevel=info \
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--timing
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--timing
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@@ -53,27 +53,25 @@ ENV NODE_ENV=production \
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COPY --from=deps /app/node_modules ./node_modules
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COPY --from=deps /app/node_modules ./node_modules
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COPY . .
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COPY . .
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# Conserva el caché de compilación de Next.js entre builds.
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RUN --mount=type=cache,target=/app/.next/cache,sharing=private \
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RUN --mount=type=cache,target=/app/.next/cache,sharing=private \
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npm run build
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npm run build
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# Verifica que next.config.ts tenga output: "standalone".
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RUN test -f /app/.next/standalone/server.js
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RUN test -f /app/.next/standalone/server.js
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# ============================================================
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# ============================================================
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# 3. Imagen final de producción
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# 3. Runtime de producción
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# ============================================================
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# ============================================================
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FROM ${NODE_IMAGE} AS runner
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FROM ${NODE_IMAGE} AS runner
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WORKDIR /app
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WORKDIR /app
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ENV NODE_ENV=production \
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ENV DEBIAN_FRONTEND=noninteractive \
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NODE_ENV=production \
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NEXT_TELEMETRY_DISABLED=1 \
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NEXT_TELEMETRY_DISABLED=1 \
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HOSTNAME=0.0.0.0 \
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HOSTNAME=0.0.0.0 \
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PORT=80
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PORT=80
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# libcap permite que el usuario no-root escuche en el puerto 80.
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RUN apt-get update \
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RUN apt-get update \
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&& apt-get install -y --no-install-recommends \
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&& apt-get install -y --no-install-recommends \
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ca-certificates \
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ca-certificates \
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@@ -86,7 +84,8 @@ RUN apt-get update \
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--create-home \
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--create-home \
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--shell /usr/sbin/nologin \
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--shell /usr/sbin/nologin \
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nextjs \
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nextjs \
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&& setcap 'cap_net_bind_service=+ep' /usr/local/bin/node
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&& setcap 'cap_net_bind_service=+ep' \
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/usr/local/bin/node
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COPY --from=builder \
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COPY --from=builder \
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--chown=nextjs:nodejs \
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--chown=nextjs:nodejs \
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