Add returned verbose JSON words to transcription

lib/ruby_llm/providers/openai/transcription.rb

@@ -54,15 +54,18 @@ def parse_transcription_response(response, model:)
 
           usage = data['usage'] || {}
 
-          RubyLLM::Transcription.new(
+          attributes = {
             text: data['text'],
             model: model,
             language: data['language'],
             duration: data['duration'],
             segments: data['segments'],
             input_tokens: usage['input_tokens'] || usage['prompt_tokens'],
             output_tokens: usage['output_tokens'] || usage['completion_tokens']
-          )
+          }
+          attributes[:words] = data['words'] if data.key?('words')
+
+          RubyLLM::Transcription.new(**attributes)
         end
       end
     end

lib/ruby_llm/transcription.rb

@@ -3,14 +3,15 @@
 module RubyLLM
   # Represents a transcription of audio content.
   class Transcription
-    attr_reader :text, :model, :language, :duration, :segments, :input_tokens, :output_tokens
+    attr_reader :text, :model, :language, :duration, :segments, :words, :input_tokens, :output_tokens
 
     def initialize(text:, model:, **attributes)
       @text = text
       @model = model
       @language = attributes[:language]
       @duration = attributes[:duration]
       @segments = attributes[:segments]
+      @words = attributes[:words]
       @input_tokens = attributes[:input_tokens]
       @output_tokens = attributes[:output_tokens]
     end