Align lib_name as birefnet and add inference endpoint option.

Dtype adaptability between FP32 and FP16 in inference.

Update the bibtex.

Update birefnet.py

Correct the `_name_or_path ` in config.json.

Update `_name_or_path` in config.json.

Initial uploading of BiRefNet model for COD.

Initial uploading of BiRefNet model for COD.

initial commit