Update requirements.txt

requirements.txt

@@ -6,12 +6,15 @@ requests==2.31.0
 wikipedia==1.4.0
 
 # PyTorch
+# If you're on GPU, replace "cpu" with the appropriate CUDA or MPS package, e.g.:
+# pip install torch==2.0.1+cu118 -f https://download.pytorch.org/whl/torch_stable.html
 torch==2.0.1
 
 # Hugging Face Ecosystem
 transformers==4.31.0
-diffusers==0.19.3
-accelerate==0.20.3  # Optional but often required for device_map="auto"
+huggingface_hub==0.14.1   # <--- pinned to ensure 'cached_download' is present
+diffusers==0.19.3         # <--- references `cached_download` internally
+accelerate==0.20.3        # optional but often needed for device_map="auto"
 
 # Real-ESRGAN and Dependencies
 realesrgan==0.3.0