docker(deps): bump node from 24-alpine to 26-alpine

Dockerfile

@@ -2,7 +2,7 @@
 # Multi-stage build for production deployment
 
 # Stage 1: Dependencies
-FROM node:24-alpine AS deps
+FROM node:26-alpine AS deps
 RUN corepack enable && corepack prepare pnpm@latest --activate
 WORKDIR /app
 
@@ -13,7 +13,7 @@ COPY package.json pnpm-lock.yaml ./
 RUN pnpm install --frozen-lockfile
 
 # Stage 2: Builder
-FROM node:24-alpine AS builder
+FROM node:26-alpine AS builder
 RUN corepack enable && corepack prepare pnpm@latest --activate
 WORKDIR /app
 
@@ -29,7 +29,7 @@ ENV NODE_ENV=production
 RUN pnpm build
 
 # Stage 3: Runner
-FROM node:24-alpine AS runner
+FROM node:26-alpine AS runner
 RUN corepack enable && corepack prepare pnpm@latest --activate
 WORKDIR /app
 

Dockerfile.iptv-worker

@@ -1,7 +1,7 @@
 # IPTV Cache Worker Dockerfile
 # Lightweight container for background IPTV playlist caching
 
-FROM node:24-alpine
+FROM node:26-alpine
 
 RUN corepack enable && corepack prepare pnpm@latest --activate
 

Dockerfile.podcast-worker

@@ -1,7 +1,7 @@
 # Podcast Notifier Worker Dockerfile
 # Background worker for checking podcast RSS feeds and sending notifications
 
-FROM node:24-alpine
+FROM node:26-alpine
 
 RUN corepack enable && corepack prepare pnpm@latest --activate