chunk_content: s-join between the query and a limited set of retrieved products.
  The diagram below from awesome-semantic-search outlines a rough semantic search pipeline:
  
  For this task guide, we will explore the first stage of training an embedding model to predict semantically similar products
  given a product query.
  
  Training script deep dive
  	
  We finetune e5-large-v2 which tops the MTEB benchmark using PEFT-LoRA. 
  AutoModelForSentenceEmbedding returns the 