feat: add qwen3.6-plus model from coding plan#48

leszek3737 merged 1 commit intolibrefang:mainlibrefang/librefang-registry:mainfrom

joshuachong:feat/coding-plan-qwen3.6-plusjoshuachong/librefang-registry:feat/coding-plan-qwen3.6-plusCopy head branch name to clipboard