Add logo to website

- Add logo.jpeg to public directory
- Configure logo in navigation bar for both Chinese and English
- Set logo as favicon

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: Ncerzzk

.vitepress/config.mts

@@ -1,13 +1,18 @@
 import { defineConfig } from 'vitepress'
 
 export default defineConfig({
+  head: [
+    ['link', { rel: 'icon', href: '/logo.jpeg' }]
+  ],
+
   locales: {
     root: {
       label: '简体中文',
       lang: 'zh-CN',
       title: "座头鲸工作室",
       description: "HumpbackLab",
       themeConfig: {
+        logo: '/logo.jpeg',
         nav: [
           { text: '首页', link: '/' },
           { text: '产品介绍', link: '/products' },
@@ -25,6 +30,7 @@ export default defineConfig({
       title: 'HumpbackLab',
       description: 'Lightweight Flight Control Solutions',
       themeConfig: {
+        logo: '/logo.jpeg',
         nav: [
           { text: 'Home', link: '/en/' },
           { text: 'Products', link: '/en/products' },