text: framework and add more texts through add_texts.The documents that are returned are customised by passing your own function to the page_content_builder callback in the search methods.Multimodal Exampleâ€‹# use a new indexindex_name = "langchain-multimodal-demo"# incase the demo is re-runtry:    client.delete_index(index_name)except Exception:    print(f"Creating {index_name}")# This index could have been created by another systemsettings = {"treat_urls_and_pointers_as_images": True, "model": "ViT-L/14"}client.create_index(index_name, **settings)client.index(index_name).add_documents(    [        # image of a bus        {            "caption": "Bus",            "image": "https://raw.githubusercontent.com/marqo-ai/marqo/mainline/examples/ImageSearchGuide/data/image4.jpg",        },        # image of a plane        {            "caption": "Plane",            "image": "https://raw.githubusercontent.com/marqo-ai/marqo/mainline/examples/ImageSearchGuide/data/image2.jpg",        },    ],)    {'errors': False,     'processingTimeMs': 2090.2822139996715,     'index_name': 'langchain-multimodal-demo',     'items': [{'_id': 'aa92fc1c-1fb2-4d86-b027-feb507c419f7',