fix(player): 修复主题分支网站图标不显示

favicon.svg 原外链 /logo.png 浏览器无法加载；改为内嵌 base64

index.html 增加 logo.png 作为 favicon 回退；theme-3 theme-color 对齐 #0F2027

scripts/gen-favicon-svg.mjs

@@ -0,0 +1,16 @@
+import { readFileSync, writeFileSync } from 'node:fs';
+import { resolve, dirname } from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+const root = resolve(dirname(fileURLToPath(import.meta.url)), '..');
+const logoPath = resolve(root, 'packages/shared/public/logo.png');
+const outPath = resolve(root, 'packages/shared/public/favicon.svg');
+const b64 = readFileSync(logoPath).toString('base64');
+
+writeFileSync(
+  outPath,
+  `<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><image href="data:image/png;base64,${b64}" width="512" height="512"/></svg>`,
+  'utf8',
+);
+
+console.log('Wrote', outPath);