* Prefilling assistant message in openai compatible API
* fixed indentation
* fixed code convention
* simplify method usage
* no more than one assistant message at end of messages
* merge checks into prefill code
* Update examples/server/utils.hpp
---------
Co-authored-by: matteo <matteo@naspc.lan>
Co-authored-by: Xuan-Son Nguyen <thichthat@gmail.com>
* fix wrong template in GLM4-0414
* fix spaces
* no bos token since it is already in the template
* moved the chatgml4 check to higher priority
* restored template for old GLM models
* moved the GLM4 template check in the correct place with correct check
