Fix: Add requirements.txt to Oncolife folder for proper Space configuration

Oncolife/requirements.txt

@@ -0,0 +1,20 @@
+# Medical Chatbot HF Space Requirements
+
+# Web framework
+gradio>=4.44.0
+
+# Machine learning libraries - specific versions for compatibility
+torch>=2.1.0,<3.0.0
+transformers>=4.35.0,<5.0.0
+accelerate>=0.24.0
+
+# HF Spaces GPU support
+spaces>=0.1.0
+
+# Basic utilities
+numpy>=1.21.0,<2.0.0
+requests>=2.28.0
+
+# Additional dependencies for better device handling
+safetensors>=0.4.0
+tokenizers>=0.15.0