feat: Add LEVIS Holzbau — Kinder-Holzwerk-Website (Port 3013)

Neue statische Website fuer Kinder (6-12 Jahre) mit 8 Holzprojekten,
SVG-Illustrationen, Sicherheitshinweisen und kindgerechtem Design.
Next.js 15 + Tailwind + Framer Motion.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

levis-holzbau/Dockerfile

@@ -0,0 +1,26 @@
+FROM node:20-alpine AS base
+
+FROM base AS deps
+WORKDIR /app
+COPY package.json package-lock.json* ./
+RUN npm ci
+
+FROM base AS builder
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+RUN npm run build
+
+FROM base AS runner
+WORKDIR /app
+ENV NODE_ENV=production
+RUN addgroup --system --gid 1001 nodejs
+RUN adduser --system --uid 1001 nextjs
+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
+ENV PORT=3000
+ENV HOSTNAME="0.0.0.0"
+CMD ["node", "server.js"]