Spring AI question: About the purpose of class file ImageResponseMetadata

https://github.com/spring-projects/spring-ai/blob/main/models/spring-ai-openai/src/main/java/org/springframework/ai/openai/ImageResponseMetadata.java

From what I've seen, this doesn't seem to work. 👀

And it repeats here: https://github.com/spring-projects/spring-ai/blob/main/spring-ai-model/src/main/java/org/springframework/ai/image/ImageResponseMetadata.java

And openai lacks image response metadata of type azrue:

https://github.com/spring-projects/spring-ai/blob/main/models/spring-ai-openai/src/main/java/org/springframework/ai/openai/metadata/OpenAiImageGenerationMetadata.java

https://github.com/spring-projects/spring-ai/blob/main/models/spring-ai-azure-openai/src/main/java/org/springframework/ai/azure/openai/metadata/AzureOpenAiImageResponseMetadata.java