- Galerien sind nun eine Entität - es kann mehrere geben

- Neues Sparkbooth-Upload-Feature: Endpoint /api/sparkbooth/upload (Token-basiert pro Galerie), Controller Api/SparkboothUploadController, Migration 2026_01_21_000001_add_upload_fields_to_galleries_table.php mit Upload-Flags/Token/Expiry;
    Galerie-Modell und Factory/Seeder entsprechend erweitert.
  - Filament: Neue Setup-Seite SparkboothSetup (mit View) zur schnellen Galerie- und Token-Erstellung inkl. QR/Endpoint/Snippet;
    Galerie-Link-Views nutzen jetzt simple-qrcode (Composer-Dependency hinzugefügt) und bieten PNG-Download.
  - Galerie-Tabelle: Slug/Pfad-Spalten entfernt, Action „Link-Details“ mit Modal; Created-at-Spalte hinzugefügt.
  - Zugriffshärtung: Galerie-IDs in API (ImageController, Download/Print) geprüft; GalleryAccess/Middleware + Gallery-Modell/Slug-UUID
    eingeführt; GalleryAccess-Inertia-Seite.
  - UI/UX: LoadingSpinner/StyledImageDisplay verbessert, Delete-Confirm, Übersetzungen ergänzt.

resources/lang/en/api.php

@@ -23,6 +23,8 @@ return [
         'title' => 'Newly Styled Image',
         'keep_button' => 'Keep',
         'delete_button' => 'Delete',
+        'delete_confirm' => 'Are you sure?',
+        'keep_hint' => 'Save it or discard it – you can always restyle the original later.',
     ],
     'print_command_sent_successfully' => 'Print command sent successfully.',
     'failed_to_send_print_command' => 'Failed to send print command.',
@@ -39,5 +41,17 @@ return [
         'tap_to_open' => 'Tap to open',
         'empty' => 'No images available yet.',
         'new_badge' => 'New',
+        'access_title' => 'Access the gallery',
+        'password_label' => 'Gallery password',
+        'submit_password' => 'Enter gallery',
+        'expired' => 'This gallery link has expired.',
+        'password_required' => 'This gallery is protected. Please enter the password to continue.',
+        'invalid_password' => 'The password was incorrect.',
+        'duration_hint' => 'After the first unlock, access stays active for :minutes minutes.',
+        'expires_at_hint' => 'Link is valid until :datetime.',
+    ],
+    'loading_spinner' => [
+        'processing_image' => 'Your style is being applied',
+        'processing_wait' => 'This may take a moment. Thanks for your patience!',
     ],
 ];