MCP backend Use when: Texture atlas region detection, per-part UV mapping, front-projected UVs, decal/lightmap handling, texture validation against source templates. Before the first Blender call, read ../text-to-blender/references/mcp-backends.md. Prefer official MCP for shared capabilities; preserve the selected backend for the whole task. Tool names in recipes are client/legacy examples: map them through that reference and its agent-host guide. Atlas UV Fitting This skill exists because assigning a texture material is not the same as fitting a texture. Supplemental map sanity rule Do not b…