Admin-Bereich, PWA-Manifest und Deploy-Setup

- Admin: Login, Dashboard, Protokoll, Stationen mit QR-Links
- PWA: vite-plugin-pwa mit Workbox Offline-Caching
- SvelteKit adapter-node + Dockerfile für DS-Deployment
- docker-compose.yml mit app + pocketbase Services
- Makefile: make deploy Befehl

app/Dockerfile

@@ -0,0 +1,15 @@
+FROM node:22-alpine AS builder
+WORKDIR /app
+COPY package*.json ./
+RUN npm ci
+COPY . .
+RUN npm run build
+
+FROM node:22-alpine
+WORKDIR /app
+COPY --from=builder /app/build ./build
+COPY --from=builder /app/package*.json ./
+RUN npm ci --omit=dev
+EXPOSE 3000
+ENV HOST=0.0.0.0 PORT=3000
+CMD ["node", "build"]