Nomad changes

docs/snippets/ruby/config/chunking_config.md

@@ -0,0 +1,55 @@
+```ruby title="Ruby"
+require 'kreuzberg'
+
+config = Kreuzberg::ExtractionConfig.new(
+  chunking: Kreuzberg::ChunkingConfig.new(
+    max_characters: 1000,
+    overlap: 200
+  )
+)
+```
+
+```ruby title="Ruby - Markdown with Heading Context"
+require 'kreuzberg'
+
+config = Kreuzberg::ExtractionConfig.new(
+  chunking: Kreuzberg::ChunkingConfig.new(
+    chunker_type: "markdown",
+    max_characters: 500,
+    overlap: 50,
+    sizing_type: "tokenizer",
+    sizing_model: "Xenova/gpt-4o"
+  )
+)
+
+result = Kreuzberg.extract_file("document.md", config)
+
+result.chunks.each do |chunk|
+  if chunk.metadata.heading_context
+    puts "Headings:"
+    chunk.metadata.heading_context.headings.each do |heading|
+      puts "  #{' ' * (heading.level - 1) * 2}Level #{heading.level}: #{heading.text}"
+    end
+  end
+end
+```
+
+```ruby title="Ruby - Prepend Heading Context"
+require 'kreuzberg'
+
+config = Kreuzberg::ExtractionConfig.new(
+  chunking: Kreuzberg::ChunkingConfig.new(
+    chunker_type: "markdown",
+    max_characters: 500,
+    overlap: 50,
+    prepend_heading_context: true
+  )
+)
+
+result = Kreuzberg.extract_file("document.md", config)
+
+result.chunks.each do |chunk|
+  # Each chunk's content is prefixed with its heading breadcrumb
+  puts chunk.content[0, 100]
+end
+```