Update requirements.txt

requirements.txt

@@ -6,13 +6,20 @@ requests==2.31.0
 wikipedia==1.4.0
 
 # PyTorch
+# If GPU is required, replace with the correct CUDA/MPS version
 torch==2.0.1
 
 # Hugging Face Ecosystem
 transformers==4.31.0
-huggingface_hub==0.15.1   # Updated version
+
+# IMPORTANT: pin huggingface_hub to 0.14.x so that cached_download is available
+huggingface_hub==0.14.1
+
+# diffusers 0.19.x references cached_download, so do NOT upgrade beyond 0.19.x
 diffusers==0.19.3
-accelerate==0.20.3        # optional but often needed for device_map="auto"
+
+# accelerate is optional but often required for device_map="auto"
+accelerate==0.20.3
 
 # Real-ESRGAN and Dependencies
 realesrgan==0.3.0