fix: blue CPU is available (1024 only), not green-only

app.py

@@ -1001,7 +1001,7 @@ def process_example(video_path, resolution, despill, mask_mode, despeckle, despe
 
 DESCRIPTION = """# CorridorKey Green/Blue Screen Matting
 Remove green or blue screen backgrounds from video. Based on [CorridorKey](https://www.youtube.com/watch?v=3Ploi723hg4) by Corridor Digital.
-ZeroGPU H200: batched PyTorch inference (up to 32 frames at once). Blue screen requires GPU. CPU fallback via ONNX (green only)."""
+ZeroGPU H200: batched PyTorch inference (up to 32 frames at once). CPU fallback via ONNX (blue limited to 1024 on CPU)."""
 
 with gr.Blocks(title="CorridorKey") as demo:
     gr.Markdown(DESCRIPTION)