Nomad changes

docs/snippets/ruby/api/client_extract_single_file.md

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+```ruby title="Ruby"
+require 'net/http'
+require 'json'
+
+uri = URI('http://localhost:8000/extract')
+http = Net::HTTP.new(uri.host, uri.port)
+
+request = Net::HTTP::Post.new(uri)
+
+File.open('document.pdf', 'rb') do |file|
+  body = file.read
+  request['Content-Type'] = 'application/octet-stream'
+  request.body = body
+
+  response = http.request(request)
+
+  if response.is_a?(Net::HTTPSuccess)
+    data = JSON.parse(response.body)
+    puts JSON.pretty_generate(data)
+  else
+    puts "Error: #{response.code} #{response.message}"
+  end
+end
+```