<start_of_text>Generate Haystack document search pipeline using FilterRetriever and ElasticsearchDocumentStore<response>{"version": "1.6.0", "components": [{"name": "elasticsearch_document_store", "type": "ElasticsearchDocumentStore", "params": {"port": 0, "content_field": "content", "name_field": "name", "embedding_field": "embedding", "embedding_dim": 768, "scheme": "http", "recreate_index": false, "create_index": true, "refresh_type": "wait_for", "similarity": "dot_product", "timeout": 30, "duplicate_documents": "overwrite", "index_type": "flat", "skip_missing_embeddings": true, "use_system_proxy": false}}, {"name": "filter_retriever", "type": "FilterRetriever", "params": {}}], "pipelines": [{"name": "my_doc_search_pipeline", "nodes": [{"inputs": ["Query"], "name": "filter_retriever"}, {"inputs": ["filter_retriever"]}]}]}<end_of_text>