Nomad changes

docs/snippets/swift/plugins/list_plugins.md

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+```swift title="Swift"
+import Kreuzberg
+
+let extractors = try Kreuzberg.listDocumentExtractors()
+let renderers = try Kreuzberg.listRenderers()
+let processors = try Kreuzberg.listPostProcessors()
+let ocrBackends = try Kreuzberg.listOcrBackends()
+let validators = try Kreuzberg.listValidators()
+let embeddingBackends = try Kreuzberg.listEmbeddingBackends()
+
+print("Extractors: \(extractors)")
+print("Renderers: \(renderers)")
+print("Processors: \(processors)")
+print("OCR backends: \(ocrBackends)")
+print("Validators: \(validators)")
+print("Embedding backends: \(embeddingBackends)")
+```