docs: 在 README 中添加应用 Logo

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: YaoFANGUK

README.md

@@ -1,5 +1,7 @@
 简体中文 | [English](README_en.md)
 
+<p align="center"><img src="https://github.com/YaoFANGUK/video-subtitle-extractor/raw/main/design/icon_1024.png" alt="VSE Logo" width="128"/></p>
+
 ## 项目简介
 
 ![License](https://img.shields.io/badge/License-Apache%202-red.svg)

README_en.md

@@ -1,5 +1,7 @@
 [简体中文](README.md) | English
 
+<p align="center"><img src="https://github.com/YaoFANGUK/video-subtitle-extractor/raw/main/design/icon_1024.png" alt="VSE Logo" width="128"/></p>
+
 ## Introduction
 
 ![License](https://img.shields.io/badge/License-Apache%202-red.svg)