Nomad changes

docs/snippets/elixir/api/client_chunk_text.md

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+```elixir title="Elixir"
+defmodule Example do
+  def chunk_text_via_http do
+    text = "Your long document text here..."
+
+    config = %{
+      "chunking" => %{
+        "max_characters" => 800,
+        "overlap" => 100,
+        "chunker_type" => "Markdown"
+      }
+    }
+
+    with {:ok, response} <- Req.post(
+           "http://localhost:8000/chunk",
+           json: %{
+             "text" => text,
+             "config" => config
+           }
+         ),
+         {:ok, body} <- Jason.decode(response.body) do
+      chunks = body["chunks"]
+      IO.puts("Created #{length(chunks)} chunks")
+      {:ok, chunks}
+    else
+      error -> {:error, inspect(error)}
+    end
+  end
+end
+```