docs(README): add Wei Tao as first author + fix repo URL in citation

README.md

@@ -185,9 +185,9 @@ StopHead BCE (pos_weight=5.0, tau=4.33).
 ```bibtex
 @misc{ryworld2026,
   title  = {RyWorld: Vision-Language Navigation with a Unified Multimodal World Model},
-  author = {RyWorld Team, Ruyi Dynamics},
+  author = {Tao, Wei and RyWorld Team, Ruyi Dynamics},
   year   = {2026},
-  url    = {https://huggingface.co/ruyidynamics/ryworld-vln-stage1-discrete-15k}
+  url    = {https://huggingface.co/ruyidynamics/ryworld-vln-discrete}
 }
 ```