Translate all Chinese comments and strings to English

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

src/stores/compare.ts

@@ -29,7 +29,7 @@ export const useCompareStore = defineStore('compareStore', {
      * @param { array } queryParams
      */
     async getCompare(queryParams) {
-      // encodeURIComponent 函數用於將字串中的特殊字符進行編碼，以確保 URL 的正確性。
+      // encodeURIComponent encodes special characters in the string to ensure URL correctness.
       const queryString = JSON.stringify(queryParams);
       const api = `/api/compare?datasets=${encodeURIComponent(queryString)}`;