Create Material from Textures

/**
 * Node that creates a material from texture inputs.
 * 
 * Generates a new material asset with connected textures for
 * base color, metallic, normal, and roughness channels.
 * 
 * Usage:
 * 1. Connect texture inputs (base color, normal, etc.)
 * 2. Configure save path and material name
 * 3. Click Apply to create material asset
 */