feat: add logo in the header

Author: williarin

.vitepress/config.mts

@@ -7,6 +7,7 @@ export default defineConfig({
   head: [['link', { rel: 'icon', href: '/favicon.ico' }]],
   lastUpdated: true,
   themeConfig: {
+    logo: '/logo.svg',
     // https://vitepress.dev/reference/default-theme-config
     nav: [
       { text: 'Home', link: '/' },