user admin capability

lib/providers/bank_provider.dart

@@ -161,6 +161,40 @@ class BankController extends ChangeNotifier {
     notifyListeners();
   }
 
+  /// Insert a locally created transaction (admin testing). Persisted like CSV
+  /// imports and included in PocketBase `transactions` sync.
+  Future<BankTransaction> addManualTransaction({
+    required DateTime date,
+    required String description,
+    required double amount,
+    String currency = 'EUR',
+    bool pending = false,
+  }) async {
+    final desc = description.trim().isEmpty ? 'Test transaction' : description.trim();
+    // Include a short unique suffix so identical drafts do not collide on id.
+    final stamp = DateTime.now().millisecondsSinceEpoch % 100000;
+    final tx = BankTransaction(
+      date:
+          '${date.year.toString().padLeft(4, '0')}-'
+          '${date.month.toString().padLeft(2, '0')}-'
+          '${date.day.toString().padLeft(2, '0')}',
+      description: '$desc ·#$stamp',
+      amount: amount,
+      currency: currency.trim().isEmpty ? 'EUR' : currency.trim().toUpperCase(),
+      pending: pending,
+    );
+
+    _importedTransactions = mergeTransactions(_importedTransactions, [tx]);
+    _importedTransactions = filterNewTransactions(
+      _remoteTransactions,
+      _importedTransactions,
+    );
+    _invalidateMerged();
+    await _persistImported();
+    notifyListeners();
+    return tx;
+  }
+
   /// Union cloud txs into the local bank cache without dropping either side.
   ///
   /// Rows land in the API cache; CSV imports that match are deduped away.