Initial commit

flutter_app/lib/models/announcement.dart

@@ -0,0 +1,34 @@
+class Announcement {
+  final String id;
+  final String title;
+  final String content;
+  final int priority;
+  final bool active;
+
+  const Announcement({
+    required this.id,
+    required this.title,
+    required this.content,
+    required this.priority,
+    required this.active,
+  });
+
+  factory Announcement.fromJson(Map<String, dynamic> json) {
+    return Announcement(
+      id: json["_id"] as String? ?? "",
+      title: json["title"] as String? ?? "",
+      content: json["content"] as String? ?? "",
+      priority: (json["priority"] as num?)?.toInt() ?? 0,
+      active: json["active"] as bool? ?? true,
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      "title": title,
+      "content": content,
+      "priority": priority,
+      "active": active,
+    };
+  }
+}