add zh-tw translations (#1086)

* add zh-tw translations

* add numOptionsSelected translate

src/translations/zh-tw.ts

@@ -0,0 +1,32 @@
+import { registerTranslation } from '../utilities/localize';
+import type { Translation } from '../utilities/localize';
+
+const translation: Translation = {
+  $code: 'zh-tw',
+  $name: '正體中文',
+  $dir: 'ltr',
+
+  clearEntry: '清空',
+  close: '關閉',
+  copy: '複製',
+  numOptionsSelected: (num: number) => {
+    if (num === 0) return '未選擇任何項目';
+    if (num === 1) return '已選擇 1 個項目';
+    return `${num} 選擇項目`;
+  },
+  currentValue: '當前值',
+  hidePassword: '隱藏密碼',
+  loading: '載入中',
+  progress: '進度',
+  remove: '移除',
+  resize: '調整大小',
+  scrollToEnd: '捲至頁尾',
+  scrollToStart: '捲至頁首',
+  selectAColorFromTheScreen: '從螢幕中選擇一種顏色',
+  showPassword: '顯示密碼',
+  toggleColorFormat: '切換顏色格式'
+};
+
+registerTranslation(translation);
+
+export default translation;