Fix iOS crash, storage, and printing issues; setup apk build

src/services/settings.ts

@@ -5,6 +5,19 @@ export interface AppSettings {
   printerIp: string;
   adminPassword: string;
   kioskModeEnabled: boolean;
+  // Photo Frames
+  frameMode: 'off' | 'always' | 'available';
+  selectedFrameId: string | null;
+  // Date/Time overlay
+  dateOverlay: 'off' | 'date' | 'datetime';
+  dateOverlayPosition: 'bottom-right' | 'bottom-left' | 'top-right' | 'top-left' | 'bottom-center';
+  // Event text (shown in date sticker & welcome)
+  eventText: string;
+  // Continuous shooting / burst
+  burstCount: number;        // 1 = single shot, 2–5 = burst
+  burstIntervalSec: number;  // seconds between burst shots
+  // Welcome screen text
+  welcomeText: string;
 }
 
 const settingsFile = new File(Paths.document, 'settings.json');
@@ -14,6 +27,14 @@ const DEFAULT_SETTINGS: AppSettings = {
   printerIp: '192.168.1.100',
   adminPassword: '1234',
   kioskModeEnabled: false,
+  frameMode: 'off',
+  selectedFrameId: null,
+  dateOverlay: 'off',
+  dateOverlayPosition: 'bottom-right',
+  eventText: '',
+  burstCount: 1,
+  burstIntervalSec: 5,
+  welcomeText: 'Willkommen zu unserer Feier!',
 };
 
 /**

src/services/storage.ts

@@ -1,4 +1,4 @@
-import { Asset, Album, getPermissionsAsync, requestPermissionsAsync } from 'expo-media-library';
+import { getPermissionsAsync, requestPermissionsAsync, createAssetAsync, getAlbumAsync, createAlbumAsync, addAssetsToAlbumAsync } from 'expo-media-library';
 
 const ALBUM_NAME = 'Schnappix';
 
@@ -33,28 +33,27 @@ export async function saveToGallery(localUri: string): Promise<string> {
   }
 
   // 1. Create a media asset from the local file
-  const asset = await Asset.create(localUri);
+  const asset = await createAssetAsync(localUri);
   
   try {
     // 2. Check if the "Schnappix" album already exists
-    const album = await Album.get(ALBUM_NAME);
+    const album = await getAlbumAsync(ALBUM_NAME);
     
     if (!album) {
       // 3. If it doesn't exist, create it with our asset
-      await Album.create(ALBUM_NAME, [asset], false);
+      await createAlbumAsync(ALBUM_NAME, asset, false);
       console.log(`Created new album "${ALBUM_NAME}" and saved photo.`);
     } else {
       // 4. If it exists, add our asset to it
-      await album.add(asset);
+      await addAssetsToAlbumAsync([asset], album, false);
       console.log(`Saved photo to existing album "${ALBUM_NAME}".`);
     }
     
-    const assetUri = await asset.getUri();
-    return assetUri;
+    return asset.uri;
   } catch (e: any) {
     console.error('Error saving asset to album, returning fallback asset URI:', e);
     try {
-      return await asset.getUri();
+      return asset.uri;
     } catch {
       return asset.id;
     }