Nomad changes

docs/snippets/kotlin/config/document_structure_config.md

@@ -0,0 +1,19 @@
+```kotlin title="Kotlin"
+import dev.kreuzberg.*
+import java.nio.file.Paths
+import java.util.Optional
+
+fun main() {
+    val config = ExtractionConfig.builder()
+        .withIncludeDocumentStructure(true)
+        .build()
+
+    val result = Kreuzberg.extractFileSync(Paths.get("document.pdf"), null, config)
+    val document = result.document()
+    if (document != null) {
+        for (node in document.nodes()) {
+            println(node)
+        }
+    }
+}
+```