Layla v6.6.0 changelog: LiteRT support, improved model loading, numerous bug fixes

Changelog for Layla v6.5.0: new character selection design, ability to save custom sampler settings, and general bug fixes and improvements

Layla v6.4.0 changelog: new 3D view of long-term memories, significant improvements to the performance of chatting, and numerous bug fixes

Visualising Layla's long-term memory 3D graph