}

    @Test
    public void testBuildWithCustomSettings() {
        // Test building with all custom settings
        String id = "custom-id";
        builder.setSettingsIndexName("CUSTOM_INDEX")
                .addInitialSettings("custom.key1", "value1")
                .addInitialSettings("custom.key2", 42)
                .scrollTimeout("100s")
                .searchTimeout("50s")