transformers gguf merge mergekit lazymergekit yam-peleg/Experiment26-7B Kukedlc/NeuralExperiment-7b-MagicCoder-v7.5 en base_model:MysticFoxMagic/HeatherSpell-7b base_model:quantized:MysticFoxMagic/HeatherSpell-7b endpoints_compatible region:us