feat: add pre-trained model

Delete model.ckpt

Rename microsoft_BiomedNLP-BiomedBERT-base-uncased-abstract@@@vmhqa@@@use_contextFalse@@@seqlen256-epoch=02-val_loss=0.83-val_acc=0.64.ckpt to model.ckpt

Create README.md

feat: add tokenizer

feat: upload model checkpoint

initial commit