Add dataset card with metadata and links

This PR adds a dataset card to the repository with metadata and links to the paper, Github repository, and project page.

README.md

@@ -0,0 +1,25 @@
+---
+task_categories:
+- text-generation
+license: mit
+language:
+- en
+tags:
+- benchmark
+- llm
+- evaluation
+---
+
+# BenchHub: A Unified Benchmark Suite for Holistic and Customizable LLM Evaluation
+
+[Paper](https://huggingface.co/papers/2506.00482) | [GitHub](https://github.com/rladmstn1714/BenchHub) | [Project Page](https://huggingface.co/BenchHub)
+
+BenchHub is a unified benchmark suite designed to help researchers and developers easily load, filter, and process various LLM benchmark datasets.
+
+It enables efficient dataset handling for training and evaluation, providing flexible filtering capabilities by:
+
+*   Subject
+*   Skill
+*   Target
+
+This allows users to build custom benchmarks tailored to specific needs and conduct holistic evaluations of language models.