Update requirements.txt

requirements.txt

@@ -1,7 +1,7 @@
-onnxruntime         # ONNX inference engine (CPU)
-numpy               # Array manipulation
+onnxruntime         # ONNX inference for ESRGAN models
+numpy               # Array ops
 Pillow              # Image I/O
-gradio>=4.0         # Web UI
-huggingface_hub     # Model download + upload
-torch               # Needed on first boot to export SRCNN and HResNet to ONNX
-torchvision         # Required by torch SR model utils
+gradio>=4.0         # Web UI (ImageSlider needs 4.x+)
+gdown               # Reliable Google Drive downloader (handles confirmation pages)
+torch               # PyTorch — loads SRCNN directly from .pth
+torchvision         # Required by torch