Add pipeline tag and library name

This PR adds the `pipeline_tag` and `library_name` to the model card metadata.
- The `pipeline_tag` is set to `text-generation` as the model can be used for text generation.
- The `library_name` is set to `transformers` based on the model configuration and code examples.

README.md

@@ -1,14 +1,19 @@
 ---
+base_model:
+- thuml/bytesized32-world-model-sft
+datasets:
+- thuml/bytesized32-world-model-cot
 license: mit
 tags:
 - text-game
 - world-model
 - rlvr
-datasets:
-- thuml/bytesized32-world-model-cot
-base_model:
-- thuml/bytesized32-world-model-sft
+pipeline_tag: text-generation
+library_name: transformers
 ---
+
+[Project Page](https://thuml.github.io/RLVR-World/)
+
 See https://github.com/thuml/RLVR-World for examples for using this model.
 
 ## Citation
@@ -19,4 +24,5 @@ See https://github.com/thuml/RLVR-World for examples for using this model.
     author={Jialong Wu and Shaofeng Yin and Ningya Feng and Mingsheng Long},
     journal={arXiv preprint arXiv:2505.13934},
     year={2025},
-}
+}
+```