Add survival analysis and model persistence dependencies

requirements.txt

@@ -5,3 +5,8 @@ scikit-learn>=1.3.0
 matplotlib>=3.7.0
 seaborn>=0.12.0
 torch>=2.0.0
+joblib>=1.3.0
+huggingface-hub>=0.23.0
+lifelines>=0.28.0
+scikit-survival>=0.22.0
+pycox>=0.3.0