Keep language navigation without card-based distribution UI

Improve checkpoint distribution navigation

Polish unified checkpoint overview

Add four checkpoints in a unified repository layout

Align overview wording with published checkpoint release

Finalize v0.1.0 checkpoint links

Align canonical provenance with clean GitHub repository

Clarify checkpoint publication status and historical lineage

Refine multilingual model card wording

Add Japanese and Chinese model card translations

Add virtual-fly overview model card

initial commit