Rebuild as InnungsApp project: replace stadtwerke analysis with full documentation

- PRD: vollständige Produktspezifikation (5 Module, Scope, Akzeptanzkriterien)
- ARCHITECTURE: Tech Stack, Ordnerstruktur, Multi-Tenancy, Push, Kosten
- DATABASE_SCHEMA: Vollständiges SQL-Schema mit RLS Policies und Views
- USER_STORIES: 40+ Stories nach Rolle (Admin, Mitglied, Azubi, Obermeister)
- PERSONAS: 5 detaillierte Nutzerprofile mit Alltag, Zitaten und Erwartungen
- BUSINESS_MODEL: Preistabellen, Unit Economics, Revenue-Projektionen, Distribution
- ROADMAP: 6 Phasen, Sprint-Planung, Meilensteine und KPIs
- COMPETITIVE_ANALYSIS: Wettbewerbsmatrix, USPs, Preispositionierung
- API_DESIGN: Supabase Query Patterns, Edge Functions, Realtime Subscriptions
- ONBOARDING_FLOWS: 7 User Flows von Setup bis Fehlerfall
- GTM_STRATEGY: 3-Phasen-Vertrieb, Outreach-Sequenz, Einwandbehandlung
- AZUBI_MODULE: Video-Feed, 1-Click-Apply, Chat, Berichtsheft, Quiz
- DSGVO_KONZEPT: Rechtsgrundlagen, TOMs, AVV, Minderjährige, Incident Response
- FEATURES_BACKLOG: 72 Features nach MoSCoW + Technische Schulden

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

innungsapp/apps/mobile/lib/auth-client.ts

@@ -0,0 +1,13 @@
+import { createAuthClient } from 'better-auth/react'
+import { magicLinkClient } from 'better-auth/client/plugins'
+import Constants from 'expo-constants'
+
+const apiUrl =
+  Constants.expoConfig?.extra?.apiUrl ??
+  process.env.EXPO_PUBLIC_API_URL ??
+  'http://localhost:3000'
+
+export const authClient = createAuthClient({
+  baseURL: apiUrl,
+  plugins: [magicLinkClient()],
+})

innungsapp/apps/mobile/lib/notifications.ts

@@ -0,0 +1,43 @@
+import * as Notifications from 'expo-notifications'
+import { Platform } from 'react-native'
+import { trpc } from './trpc'
+import { queryClient } from './trpc'
+
+Notifications.setNotificationHandler({
+  handleNotification: async () => ({
+    shouldShowAlert: true,
+    shouldPlaySound: true,
+    shouldSetBadge: true,
+  }),
+})
+
+export async function setupPushNotifications() {
+  if (Platform.OS === 'web') return
+
+  const { status: existingStatus } = await Notifications.getPermissionsAsync()
+  let finalStatus = existingStatus
+
+  if (existingStatus !== 'granted') {
+    const { status } = await Notifications.requestPermissionsAsync()
+    finalStatus = status
+  }
+
+  if (finalStatus !== 'granted') return
+
+  const token = await Notifications.getExpoPushTokenAsync({
+    projectId: process.env.EXPO_PUBLIC_PROJECT_ID,
+  })
+
+  // Store push token on the server
+  // We call the tRPC mutation to save the token
+  const caller = trpc.createClient as never
+  // Simple fetch to avoid circular deps:
+  const apiUrl = process.env.EXPO_PUBLIC_API_URL ?? 'http://localhost:3000'
+  await fetch(`${apiUrl}/api/push-token`, {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify({ token: token.data }),
+  }).catch(() => {
+    // Silently fail — push is optional
+  })
+}

innungsapp/apps/mobile/lib/trpc.ts

@@ -0,0 +1,44 @@
+import { createTRPCReact } from '@trpc/react-query'
+import { httpBatchLink } from '@trpc/client'
+import { QueryClient, QueryClientProvider } from '@tanstack/react-query'
+import superjson from 'superjson'
+import { createElement, type ReactNode } from 'react'
+import AsyncStorage from '@react-native-async-storage/async-storage'
+import type { AppRouter } from '@innungsapp/admin'
+
+export const trpc = createTRPCReact<AppRouter>()
+
+export const queryClient = new QueryClient({
+  defaultOptions: {
+    queries: {
+      staleTime: 30 * 1000,
+      retry: 1,
+    },
+  },
+})
+
+function getApiUrl() {
+  return process.env.EXPO_PUBLIC_API_URL ?? 'http://localhost:3000'
+}
+
+const trpcClient = trpc.createClient({
+  links: [
+    httpBatchLink({
+      url: `${getApiUrl()}/api/trpc`,
+      transformer: superjson,
+      async headers() {
+        // Include session cookie for auth
+        const token = await AsyncStorage.getItem('better-auth-session')
+        return token ? { cookie: `better-auth.session_token=${token}` } : {}
+      },
+    }),
+  ],
+})
+
+export function TRPCProvider({ children }: { children: ReactNode }) {
+  return createElement(
+    trpc.Provider,
+    { client: trpcClient, queryClient },
+    createElement(QueryClientProvider, { client: queryClient }, children)
+  )
+}