text: Title: How to incorporate vLLM in Lightning for LLM inference?
  Body: ### Description & Motivation
  
  [vLLM](https://github.com/vllm-project/vllm) is one of the most popular and effective tool for quick, large-scale LLM inference. Are there any existing examples of incorporating vLLM in Lightning? I have not found any so far.
  
  ### Pitch
  
  Adding inference via vLLM under the Lightning framework.
  
  ### Alternatives
  
  _No response_
  
  ### Additional context
  
  _No response_
  
  cc @borda