Migrate FloodDiffusion links to AlayaLab

Use self-contained dependency downloads in release metadata

Mirror verified shared dependencies in the FloodDiffusion 2 release

Align default setup with the four paper checkpoints

Pin download manifest to LDF263 180k release

Release LDF263 step 180000 with CFG 6

Pin verified release download manifest

Publish release configs, model card and dependency manifest

Release seed_fk_300k

Release seed_path_fk_300k

Release humanml3d_babel_path_200k

Release humanml3d_babel_fk_200k

Release humanml3d_fk_60k

Release humanml3d_path_fk_55k

Release ldf_263

Release vae_263

initial commit