Add pipeline tag

This PR adds the appropriate pipeline tag.

README.md

@@ -1,6 +1,8 @@
-# DnD-Transformer: ✨ A Spark of Vision-Language Intelligence
-
+---
+pipeline_tag: unconditional-image-generation
+---
 
+# DnD-Transformer: ✨ A Spark of Vision-Language Intelligence
 
 <p align="center">
         🤗 <a href="https://huggingface.co/leonardPKU/DnD-Transformer">Model</a>&nbsp&nbsp | 🤗 <a href=""> Dataset (Coming Soon)</a>&nbsp&nbsp| &nbsp&nbsp📑 <a href="https://arxiv.org/abs/2410.01912">Paper</a> | &nbsp&nbsp💻<a href="https://github.com/chenllliang/DnD-Transformer"> Github</a>
@@ -121,6 +123,4 @@ Training code and Dataset are coming soon!
       primaryClass={cs.CV},
       url={https://arxiv.org/abs/2410.01912}, 
 }
-```
-
-
+```