Turn off the database delete, schema is currently stable.

lib/main.dart

@@ -10,7 +10,7 @@ import 'package:sqflite_common_ffi/sqflite_ffi.dart';
 import 'package:path/path.dart';
 import 'package:path_provider/path_provider.dart';
 
-const bool testing = true;
+const bool testing = false;
 
 void main() {
   // I see no good explanations of why to use this other package yet, but

lib/pages/expense.dart

@@ -261,8 +261,7 @@ class _ExpenseInputDialogState extends State<ExpenseInputDialog> {
                           if (value!.isEmpty) {
                             return "Name must be provided.";
                           }
-                          if (!expenses
-                              .every((expense) => expense.name != value)) {
+                          if (!expenses.every((expense) => expense.name != value || expense.id == _id)) {
                             return "Name must be unique, already in use.";
                           }
                           return null;