Sync with VCLab website + arXiv index trigger

Rebuild org README with website branding (logo, brand color, six directions, PQ816, OPPO), and embed all arXiv URLs to trigger HF Papers indexing.

README.md

@@ -9,10 +9,14 @@ pinned: false
 
 <div align="center">
 
-<img src="https://raw.githubusercontent.com/PolyU-VCLab/PolyU-VCLab.github.io/main/assets/icons/vclab-logo.svg" width="130" alt="VCLab Logo"/>
+<a href="https://polyu-vclab.github.io/">
+  <img src="https://raw.githubusercontent.com/PolyU-VCLab/PolyU-VCLab.github.io/main/assets/icons/vclab-logo.svg" width="130" alt="VCLab Logo"/>
+</a>
 
 <h1>PolyU VCLab -- Visual Computing Lab</h1>
 
+<h3><a href="https://polyu-vclab.github.io/">polyu-vclab.github.io</a></h3>
+
 <p>
   <b>Visual Computing Lab</b> at <b>The Hong Kong Polytechnic University</b><br/>
   Directed by <a href="https://www4.comp.polyu.edu.hk/~cslzhang/"><b>Chair Professor Lei Zhang</b></a> (IEEE Fellow) &nbsp;|&nbsp; In collaboration with <b>OPPO Research Institute</b>
@@ -23,7 +27,10 @@ pinned: false
 </p>
 
 <p>
-  <a href="https://polyu-vclab.github.io/"><img src="https://img.shields.io/badge/Lab%20Website-polyu--vclab.github.io-8F1329?style=for-the-badge&logo=githubpages&logoColor=white" alt="Website"></a>
+  <a href="https://polyu-vclab.github.io/"><img src="https://img.shields.io/badge/%20%20Visit%20Our%20Official%20Website%20%20-polyu--vclab.github.io-8F1329?style=for-the-badge&logo=githubpages&logoColor=white" alt="Website" height="34"></a>
+</p>
+
+<p>
   <a href="https://www4.comp.polyu.edu.hk/~cslzhang/"><img src="https://img.shields.io/badge/Director-Prof.%20Lei%20Zhang-8F1329?style=for-the-badge" alt="Director"></a>
   <a href="https://github.com/PolyU-VCLab"><img src="https://img.shields.io/badge/GitHub-PolyU--VCLab-181717?style=for-the-badge&logo=github" alt="GitHub"></a>
   <a href="https://scholar.google.com/citations?user=tAK5l1IAAAAJ"><img src="https://img.shields.io/badge/Google%20Scholar-Lei%20Zhang-4285F4?style=for-the-badge&logo=googlescholar&logoColor=white" alt="Scholar"></a>