Fix: Pin transformers>=4.48 để sentence-transformers không lỗi modeling_layers

backend/requirements.txt

@@ -14,7 +14,7 @@ scipy==1.11.4
 pydantic>=2.0.0,<3.0.0
 sentence-transformers>=2.2.0
 torch>=2.0.0
-transformers>=4.46.0,<4.50.0
+transformers>=4.48.0,<5.0.0
 accelerate>=0.21.0,<1.0.0
 bitsandbytes>=0.41.0,<0.44.0
 faiss-cpu>=1.7.4

requirements.txt

@@ -13,7 +13,7 @@ scipy==1.11.4
 pydantic>=2.0.0,<3.0.0
 sentence-transformers>=2.2.0
 torch>=2.0.0
-transformers>=4.46.0,<4.50.0
+transformers>=4.48.0,<5.0.0
 accelerate>=0.20.0,<0.30.0
 bitsandbytes>=0.41.0,<0.44.0
 faiss-cpu>=1.7.4