Add Phi-4 Technical Report Link (#10)

- Update README.md (5c5405414c76891729c28bcdfbdd76493219f02f)


Co-authored-by: Caleb Fahlgren <cfahlgren1@users.noreply.huggingface.co>

README.md

@@ -23,6 +23,8 @@ library_name: transformers
 
 # Phi-4 Model Card 
 
+[Phi-4 Technical Report](https://arxiv.org/pdf/2412.08905)
+
 ## Model Summary 
 
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