transformers safetensors mistral text-generation mergekit merge custom_code arxiv:2311.03099 arxiv:2306.01708 base_model:Jebadiah/Aria-7b-128k-v4 base_model:merge:Jebadiah/Aria-7b-128k-v4 base_model:Qwen/CodeQwen1.5-7B-Chat base_model:merge:Qwen/CodeQwen1.5-7B-Chat autotrain_compatible text-generation-inference endpoints_compatible region:us