Migrate native PromptKit test fixtures

integrations/ckprompt/validation_adapters_test.go

@@ -7,10 +7,10 @@ import (
 	"testing"
 	"testing/fstest"
 
-	configkit "go.maximumdirect.net/configkit"
-	promptkit "go.maximumdirect.net/promptkit"
 	"go.maximumdirect.net/ckconfig"
 	commandkit "go.maximumdirect.net/commandkit"
+	configkit "go.maximumdirect.net/configkit"
+	promptkit "go.maximumdirect.net/promptkit"
 )
 
 type validationFailOnGenerate struct{ calls int }
@@ -37,7 +37,7 @@ func validationTestEngine(t *testing.T, configuration string, options ...promptk
 	}
 	engine, err := promptkit.NewEngine(promptkit.Config{Sources: promptkit.ConfigurationSources{
 		Underlays: []configkit.Underlay{{Inputs: inputs}},
-	}}, options...)
+	}}, append([]promptkit.Option{promptkit.WithBundledOpenRouter(false)}, options...)...)
 	if err != nil {
 		t.Fatalf("construct PromptKit validation fixture: %v", err)
 	}