transformers safetensors stablelm text-generation mergekit merge conversational base_model:MesozoicMetallurgist/zeta-Ladinian base_model:merge:MesozoicMetallurgist/zeta-Ladinian base_model:tomaszki/stablelm-2-copy base_model:merge:tomaszki/stablelm-2-copy autotrain_compatible endpoints_compatible region:us