Initial commit: Tagesbyte prototype

Flutter app that collects daily tech news from German and English RSS/Atom
feeds, with a reader view, AI article summaries and daily briefings (Claude
API or n8n webhook), paywall/sponsored filtering and ad/consent blocking.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

lib/models/article.dart

@@ -0,0 +1,30 @@
+import 'news_source.dart';
+
+class Article {
+  const Article({
+    required this.title,
+    required this.link,
+    required this.source,
+    this.published,
+    this.excerpt = '',
+    this.contentHtml = '',
+    this.imageUrl,
+    this.author,
+  });
+
+  final String title;
+  final String link;
+  final NewsSource source;
+  final DateTime? published;
+
+  /// Short plain-text teaser from the feed (description / summary).
+  final String excerpt;
+
+  /// Full article HTML if the feed ships it (content:encoded / atom content).
+  final String contentHtml;
+  final String? imageUrl;
+  final String? author;
+
+  /// The link is unique enough to identify an article across refreshes.
+  String get id => link;
+}