basic csv loader, transaction list & half done stats page

lib/domains/account/models/transaction_line.dart

@@ -0,0 +1,11 @@
+import 'package:tunas/repositories/account/models/transaction.dart';
+
+class TransactionLine {
+  Transaction transaction;
+  double subTotal;
+
+  TransactionLine({
+    required this.transaction,
+    required this.subTotal,
+  });
+}