Update consumer examples for document-root controls

examples/consumers/config_controls_test.go

@@ -0,0 +1,26 @@
+package consumers
+
+import (
+	"fmt"
+	"testing/fstest"
+
+	configkit "go.maximumdirect.net/configkit"
+)
+
+func Example_documentRootConfig() {
+	type app struct {
+		Config struct {
+			Timeout string `yaml:"timeout"`
+		} `yaml:"config"`
+	}
+	files := configkit.NewFilesystem("bundle", fstest.MapFS{
+		"main.yml":     {Data: []byte("config: {imports: [{path: settings.yml, destination: [config]}]}\n")},
+		"settings.yml": {Data: []byte("timeout: 10s\n")},
+	})
+	result, err := configkit.Load[app](files.File("main.yml"), configkit.Options[app]{Imports: true})
+	if err != nil {
+		panic(err)
+	}
+	fmt.Println(result.Config.Config.Timeout)
+	// Output: 10s
+}