Add task category and link to code

This PR adds the `image-text-to-3d` task category, as well as a link to the code repository. Also, it changes the size category from 100B<n<1T to 100M<n<1B.

README.md

@@ -1,6 +1,8 @@
 ---
 size_categories:
-- 100B<n<1T
+- 100M<n<1B
+task_categories:
+- image-text-to-3d
 ---
 
 # Dataset Card for LiveScene
@@ -21,6 +23,7 @@ The dataset consists of two parts: the **InterReal** dataset, which was captured
 
 - **[Paper](https://arxiv.org/abs/2406.16038)**
 - **[Demo](https://livescenes.github.io/)**
+- **[Code](https://github.com/Tavish9/livescene)**
 
 ## Uses
 
@@ -126,4 +129,4 @@ If you find our work useful, please consider citing us!
   year    = {2024},
   journal = {arXiv preprint arXiv:2406.16038}
 }
-```
+```