• Added native OpenTelemetry support (#2435)
• Added optional orjson (a fast, correct JSON library) serialization support (#2493)
• Added the text_structure.test_grok_pattern API
• Added the indices.resolve_cluster API
• Renamed the model_id parameter to inference_id in the inference APIs
• Changed all synonyms APIs from experimental to stable.
• Fixed API key documentation (#2477, contributed by @iuliaferoli)