Add requirements.txt: Python dependencies

requirements.txt

@@ -0,0 +1,19 @@
+# Fox1.3 Dependencies
+
+# Core
+torch>=2.0.0
+transformers>=4.40.0
+peft>=0.10.0
+bitsandbytes>=0.41.0
+accelerate>=0.28.0
+
+# Dataset handling
+datasets>=2.18.0
+
+# Utilities
+scipy>=1.11.0
+numpy>=1.24.0
+tqdm>=4.66.0
+
+# Logging
+loguru>=0.7.0