release: v0.2.1 — bug修复、代码去重、功能增强、覆盖率88.57%

src/themes.ts

@@ -1,7 +1,7 @@
 /**
  * MetonaToast Themes — 主题管理
  * @module themes
- * @version 0.2.0
+ * @version 0.2.1
  */
 
 import { THEMES } from './constants.js';
@@ -30,13 +30,10 @@ export const getTheme = (theme: string): string => {
 };
 
 /**
- * 解析主题
+ * 解析主题 — 'auto' 始终按系统主题检测，不依赖当前手动选择的主题
  */
 export const resolveTheme = (theme: string): string => {
   if (theme === 'auto') {
-    if (currentTheme && currentTheme !== 'auto') {
-      return currentTheme;
-    }
     return getSystemTheme();
   }
   return theme;