v5.0.0-alpha.2

• feat(gltf): select AVIF texture sources when the active image decoder supports them, and support independent KHR_texture_transform transforms for textures that share UV data (#3611, #3632)
• feat(parquet): expand the TypeScript Parquet backend with direct Arrow materialization, selective range reads, dataset discovery, browser worker decoding, and Parquet 2.13 logical-type support (#3539, #3556, #3570, #3606, #3623, #3626, #3631)
• feat(splats): publish SPLAT, KSPLAT, SPZ, RAD, RAD source, and Gaussian PLY support, including RAD metadata validation schemas (#3408, #3430, #3569)
• feat(gltf): add portable primitive topology normalization and KHR_meshopt_compression support (#3511, #3571)