Update README.md

README.md

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 **Frame-level multi-label visual annotations for Minecraft agents.**
 
+> **Dataset creation toolkit:** CraftSight is built and maintained with [CraftSight Labeler](https://github.com/Krows7/CraftSight-Labeler), an open-source, browser-based annotation tool and reproducible release pipeline for multi-label Minecraft vision datasets. It supports manual and model-assisted labeling, structured game-state annotations, and trajectory-safe train/validation/test splits.
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 CraftSight provides Minecraft gameplay frames annotated with terrain, hazards, blocks, interfaces, structures, mobs, and scene-level context. It is intended for multi-label perception, representation learning, active learning, and embodied-agent research.
 
 > **Not an official Minecraft product. Not approved by or associated with Mojang or Microsoft.**