Nomad changes

docs/snippets/kotlin/plugins/extractor_registration.md

@@ -0,0 +1,21 @@
+```kotlin title="Kotlin"
+import dev.kreuzberg.*
+import dev.kreuzberg.kt.Kreuzberg
+
+// The Kotlin/Java plugin bridge does not expose an IDocumentExtractor interface
+// — extractor registration lives in the Rust core. From Kotlin you can list
+// the extractors that are already registered and route extraction through the
+// existing facade.
+fun useRegisteredExtractors() {
+    val extractors: List<String> = Kreuzberg.listDocumentExtractors()
+    println("Available extractors: $extractors")
+
+    val config = ExtractionConfig.builder().build()
+    val result: ExtractionResult = Kreuzberg.extractFileSync(
+        java.nio.file.Path.of("document.pdf"),
+        null,
+        config,
+    )
+    println("Extracted ${result.content().length} characters via ${result.mimeType()}")
+}
+```