transformers gguf text-generation dataset:Mielikki/Erebus-87k dataset:allura-org/r_shortstories_24k base_model:UCLA-AGI/Gemma-2-9B-It-SPPO-Iter3 base_model:quantized:UCLA-AGI/Gemma-2-9B-It-SPPO-Iter3 license:gemma endpoints_compatible region:us conversational