[LocalMode] Generate alt-text captions for images with ViT-GPT2 (Xenova/vit-gpt2-image-captioning, ~230MB) entirely on-device, accumulating results in a gallery (caption as the card label, native per-card delete) with copy-caption-to-clipboard + transient copied feedback, remove-single, Clear All, a captioned-c
pnpm dlx shadcn@latest add "https://registry.directory/r/localmode-ai/ui/blocks/image-studio/image-captioner.json"