Nomad changes

docs/snippets/ruby/metadata/vector_database_integration.md

@@ -0,0 +1,26 @@
+```ruby title="Ruby"
+require 'kreuzberg'
+
+config = Kreuzberg::ExtractionConfig.new(
+  chunking: Kreuzberg::ChunkingConfig.new(
+    max_characters: 512,
+    overlap: 50,
+    embedding: Kreuzberg::EmbeddingConfig.new(
+      model: Kreuzberg::EmbeddingModelType.new(
+        type: 'preset',
+        name: 'balanced'
+      ),
+      normalize: true
+    )
+  )
+)
+
+result = Kreuzberg.extract_file_sync('document.pdf', config: config)
+
+result.chunks.each_with_index do |chunk, i|
+  if chunk.embedding
+    puts "Chunk #{i}: #{chunk.embedding.length} dimensions"
+    # Store in vector database
+  end
+end
+```