Update requirements.txt

requirements.txt

@@ -1,8 +1,16 @@
+# Core dependencies pinned for compatibility
 transformers==4.44.2
 torch
 opencv-python
 numpy
 einops
-grad-cam
+
+# Correct Grad-CAM package (NOT pytorch-grad-cam)
+grad-cam>=1.5.0
+
+# Hugging Face Spaces extras
 spaces
-# gradio[oauth]==5.9.0 etc. are handled separately in the Dockerfile/build, but if you have them here too, keep
+
+# Optional: if Gradio is not already handled by the Space build, you can add:
+# gradio==5.9.0
+# But usually Spaces injects the right version — only add if you get Gradio errors