Nomad changes

docs/snippets/ruby/llm/structured_extraction.md

@@ -0,0 +1,27 @@
+```ruby title="Ruby"
+require 'kreuzberg'
+require 'json'
+
+schema = {
+  type: 'object',
+  properties: {
+    title: { type: 'string' },
+    authors: { type: 'array', items: { type: 'string' } },
+    date: { type: 'string' }
+  },
+  required: %w[title authors date],
+  additionalProperties: false
+}
+
+config = Kreuzberg::ExtractionConfig.new(
+  structured_extraction: Kreuzberg::StructuredExtractionConfig.new(
+    schema: JSON.generate(schema),
+    schema_name: 'PaperMetadata',
+    strict: true,
+    llm: Kreuzberg::LlmConfig.new(model: 'openai/gpt-4o-mini')
+  )
+)
+
+result = Kreuzberg.extract_file_sync('paper.pdf', config: config)
+puts result.structured_output
+```