Nomad changes

docs/snippets/elixir/advanced/metadata_extraction.exs

@@ -0,0 +1,28 @@
+```elixir title="Elixir"
+{:ok, result} = Kreuzberg.extract_file("document.pdf")
+
+# Metadata is flat — format-specific fields are at the top level
+metadata = result.metadata
+IO.puts("MIME type: #{result.mime_type}")
+IO.puts("All metadata keys: #{inspect(Map.keys(metadata))}")
+
+# Access PDF metadata directly from the flat map
+page_count = metadata["page_count"]
+if page_count, do: IO.puts("Page count: #{page_count}")
+
+authors = metadata["authors"] || []
+if authors != [], do: IO.puts("Authors: #{Enum.join(authors, ", ")}")
+
+title = metadata["title"]
+if title, do: IO.puts("Title: #{title}")
+
+# Access HTML metadata directly from the flat map
+{:ok, html_result} = Kreuzberg.extract_file("page.html")
+html_meta = html_result.metadata
+
+keywords = html_meta["keywords"] || []
+if keywords != [], do: IO.puts("Keywords: #{Enum.join(keywords, ", ")}")
+
+description = html_meta["description"]
+if description, do: IO.puts("Description: #{description}")
+```