增加依赖包

backend/requirements.txt

@@ -24,6 +24,7 @@ scikit-learn>=1.5.0
 pillow>=10.4.0
 huggingface_hub>=0.25.0
 modelscope>=1.15.0
+addict>=2.4.0
 pandas>=2.2.0
 pyarrow>=17.0.0
 sentencepiece>=0.2.0