jingrow ea6d1b218c Add sample images section for quick background removal experience
- Add horizontal scrollable sample images gallery below upload area
- Implement click handler to load and process sample images
- Add 10 sample images with 1024x1024 resolution for better quality
- Style thumbnails with hover effects and centered layout
- Ensure symmetric padding and responsive design
2025-12-21 19:24:36 +08:00
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