Update requirements.txt

requirements.txt

@@ -4,13 +4,14 @@ uvicorn[standard]==0.30.1
 python-multipart==0.0.9
 
 # AI & Multimodal Logic
+# MUST be 4.49.0+ for SigLIP 2 support
+transformers>=4.49.0
 sentence-transformers==3.0.1
-transformers==4.45.0
 torch==2.4.0
 torchvision==0.19.0
 pillow==10.4.0
 
-# THE FIX: Missing dependencies for SigLIP
+# Essential for SigLIP 2 Tokenizer
 sentencepiece==0.2.0
 protobuf==3.20.3