New skill for converting concept images to game-ready .glb models via Trellis (image-to-3D) and Blender post-processing (scale normalization, material setup, recolor mask generation). Connectors: trellis_connector.py (Gradio API), image_connector.py (Gemini API for concept art). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>