* add model status in vl
* add x1 parser
* add model_status
* fix parser
* fix parser
* fix parser
* fix parser
* Revert "fix parser"
This reverts commit 300f446d8a.
* fix parser
* fix
* fix
* fix
* fix
* fix parser
* fix unit test
* fix unit test
* add unit test
* fix
* fix
* add unit test
* fix unit test
* add unit test
* add unit test
* fix unit test
* fix unit test
* fix bug
* fix unit test
* x1 tool parser
* fix unit test
* fix unit test
* fix unit test
* fix n
* fix unit test
* add unit test
* add unit test
* remove pring
* support prompt_token_ids + messages
* fix bug
* refact code structure
* support cache mm items
* refact code structure
* delete test cases
* modify unit test
* add unit test
* add unit test
* fix append
* add check for messages