added frontend

hartmann-foto-documentation-frontend/lib/utils/password_utils.dart

@@ -0,0 +1,12 @@
+import 'package:basic_utils/basic_utils.dart' show StringUtils;
+
+abstract interface class PasswordUtils {
+  String create();
+}
+
+class PasswordUtilsImpl implements PasswordUtils {
+  @override
+  String create() {
+    return StringUtils.generateRandomString(8, special: false);
+  }
+}