Add some description and links about the project to help people easily understand it.

app.py

@@ -102,6 +102,15 @@ def predict(history_planner, history_searcher):
 
 with gr.Blocks() as demo:
     gr.HTML("""<h1 align="center">MindSearch Gradio Demo</h1>""")
+    gr.HTML("""<p style="text-align: center; font-family: Arial, sans-serif;">MindSearch is an open-source AI Search Engine Framework with Perplexity.ai Pro performance. You can deploy your own Perplexity.ai-style search engine using either closed-source LLMs (GPT, Claude) or open-source LLMs (InternLM2.5-7b-chat).</p>""")
+    gr.HTML("""
+    <div style="text-align: center; font-size: 16px;">
+        <a href="https://github.com/InternLM/MindSearch" style="margin-right: 15px; text-decoration: none; color: #4A90E2;">🔗 GitHub</a>
+        <a href="https://arxiv.org/abs/2407.20183" style="margin-right: 15px; text-decoration: none; color: #4A90E2;">📄 Arxiv</a>
+        <a href="https://huggingface.co/papers/2407.20183" style="margin-right: 15px; text-decoration: none; color: #4A90E2;">📚 Hugging Face Papers</a>
+        <a href="https://huggingface.co/spaces/internlm/MindSearch" style="text-decoration: none; color: #4A90E2;">🤗 Hugging Face Demo</a>
+    </div>
+    """)
     with gr.Row():
         with gr.Column(scale=10):
             with gr.Row():