safetensors gemma2 supernova moth gemma gemma-2 gemma-2-it gemma-2-9b-it 9b general conversational chat instruct text-generation en dataset:sequelbox/Supernova base_model:google/gemma-2-9b-it base_model:finetune:google/gemma-2-9b-it license:gemma model-index region:us