From ec4d6cdf483da507460c0dbabb961d105d0d0b79 Mon Sep 17 00:00:00 2001
From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com>
Date: Wed, 21 Oct 2026 09:14:23 +0000
Subject: [PATCH] chore(deps/docker): bump node from 18-alpine to 26-alpine

Bumps node from 18-alpine to 26-alpine.

---
updated-dependencies:
- dependency-name: node
  dependency-version: 26-alpine
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
---
 Dockerfile.backend  | 6 +++---
 Dockerfile.frontend | 6 +++---
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/Dockerfile.backend b/Dockerfile.backend
index 628daa96..ef658e00 100644
--- a/Dockerfile.backend
+++ b/Dockerfile.backend
@@ -14,7 +14,7 @@
 # =============================================================================
 
 # ── Stage 1: install all dependencies ────────────────────────────────────────
-FROM node:18-alpine AS deps
+FROM node:26-alpine AS deps
 
 # Install OS-level build tools required by native addons (e.g., bcrypt).
 RUN apk add --no-cache python3 make g++
@@ -29,7 +29,7 @@ COPY backend/package.json backend/package-lock.json ./
 RUN npm ci --prefer-offline
 
 # ── Stage 2: build ───────────────────────────────────────────────────────────
-FROM node:18-alpine AS build
+FROM node:26-alpine AS build
 
 WORKDIR /app
 
@@ -46,7 +46,7 @@ RUN npm run build
 RUN npm prune --production
 
 # ── Stage 3: production runner ───────────────────────────────────────────────
-FROM node:18-alpine AS runner
+FROM node:26-alpine AS runner
 
 # Security: run as a non-root user.
 RUN addgroup --system --gid 1001 nodejs \
diff --git a/Dockerfile.frontend b/Dockerfile.frontend
index 00c30247..baa7e24f 100644
--- a/Dockerfile.frontend
+++ b/Dockerfile.frontend
@@ -17,7 +17,7 @@
 # =============================================================================
 
 # ── Stage 1: install dependencies ────────────────────────────────────────────
-FROM node:18-alpine AS deps
+FROM node:26-alpine AS deps
 
 RUN apk add --no-cache libc6-compat
 
@@ -29,7 +29,7 @@ COPY frontend/package.json frontend/package-lock.json ./
 RUN npm ci --prefer-offline
 
 # ── Stage 2: build ───────────────────────────────────────────────────────────
-FROM node:18-alpine AS build
+FROM node:26-alpine AS build
 
 WORKDIR /app
 
@@ -49,7 +49,7 @@ ENV NEXT_PUBLIC_API_URL=$NEXT_PUBLIC_API_URL
 RUN npm run build
 
 # ── Stage 3: production runner ───────────────────────────────────────────────
-FROM node:18-alpine AS runner
+FROM node:26-alpine AS runner
 
 # Security: run as a non-root user.
 RUN addgroup --system --gid 1001 nodejs \