Frontend first draft

frontend/pshared/lib/models/payment/upload_history_item.dart

@@ -0,0 +1,11 @@
+class UploadHistoryItem {
+  final String name;
+  final String status;
+  final String time;
+
+  UploadHistoryItem({
+    required this.name,
+    required this.status,
+    required this.time,
+  });
+}