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/vite.config.ts

@@ -1,6 +1,38 @@
 import { sveltekit } from '@sveltejs/kit/vite';
 import { defineConfig } from 'vite';
+import { VitePWA } from 'vite-plugin-pwa';
 
 export default defineConfig({
-	plugins: [sveltekit()]
+	plugins: [
+		sveltekit(),
+		VitePWA({
+			registerType: 'autoUpdate',
+			manifest: {
+				name: 'checkflo — HACCP-Protokolle',
+				short_name: 'checkflo',
+				description: 'Digitale HACCP-Dokumentation für die Gastronomie',
+				theme_color: '#0B1023',
+				background_color: '#ffffff',
+				display: 'standalone',
+				start_url: '/',
+				icons: [
+					{ src: '/icons/icon-192.png', sizes: '192x192', type: 'image/png' },
+					{ src: '/icons/icon-512.png', sizes: '512x512', type: 'image/png', purpose: 'any maskable' }
+				]
+			},
+			workbox: {
+				globPatterns: ['**/*.{js,css,html,svg,png,ico}'],
+				runtimeCaching: [
+					{
+						urlPattern: /^https:\/\/api\.checkflo\.de\/.*/i,
+						handler: 'NetworkFirst',
+						options: {
+							cacheName: 'pocketbase-api',
+							expiration: { maxEntries: 50, maxAgeSeconds: 60 * 60 * 24 }
+						}
+					}
+				]
+			}
+		})
+	]
 });