transformers gguf ggml quantized q2_k q3_k_m q4_k_m q5_k_m q6_k q8_0 text-generation en zh arxiv:2311.07052 arxiv:2310.05914 arxiv:2305.18290 base_model:GeneZC/MiniChat-1.5-3B base_model:quantized:GeneZC/MiniChat-1.5-3B license:apache-2.0 region:us