分享码功能的实现，并修复了几个 bug

client/src/locales/data-zh-HK.json

@@ -223,6 +223,10 @@
       "addPresetTitle": "新增預設",
       "addPresetNameEmpty": "名稱不能為空",
       "addPresetNameExists": "名稱已存在，請修改後再儲存",
+      "overwritePresetTitle": "預設名稱已存在",
+      "overwritePresetDesc": "預設「{{name}}」已存在，確認覆蓋原有資料嗎？",
+      "overwritePresetConfirm": "覆蓋",
+      "overwritePresetCancelled": "已取消",
       "toastAddPresetOk": "已新增預設",
       "toastAddPresetFail": "新增預設失敗",
       "toastPresetLimitReached": "預設已達上限（{{max}} 個），請先清理後再操作",
@@ -296,6 +300,8 @@
       "shareCodeLabel": "分享碼",
       "shareCopied": "已複製分享碼",
       "shareGenerating": "產生中…",
+      "shareCreateFail": "產生分享碼失敗",
+      "shareExpireAt": "有效期至",
       "importTab": "匯入 EQ",
       "importCodeHint": "輸入或貼上 5 位分享碼",
       "importQuery": "查詢",
@@ -303,13 +309,16 @@
       "importCodeNotFound": "分享碼不存在",
       "importEqName": "EQ 名稱",
       "importButton": "匯入",
+      "importSaving": "匯入中…",
       "importSuccess": "EQ 匯入成功",
+      "importFail": "EQ 匯入失敗",
       "mySharesTab": "我的分享",
       "mySharesLoading": "載入中…",
       "mySharesEmpty": "暫無分享記錄",
       "mySharesCode": "分享碼",
       "mySharesName": "EQ 名稱",
-      "mySharesLoadFail": "載入分享列表失敗"
+      "mySharesLoadFail": "載入分享列表失敗",
+      "importCodeNotFound": "分享碼不存在或已過期"
     }
   },
   "dac": {