Toml (#5115)

# Description of Changes

<!--
Please provide a summary of the changes, including:

- What was changed
- Why the change was made
- Any challenges encountered

Closes #(issue_number)
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---

## Checklist

### General

- [ ] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [ ] I have read the [Stirling-PDF Developer
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md)
(if applicable)
- [ ] I have read the [How to add new languages to
Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md)
(if applicable)
- [ ] I have performed a self-review of my own code
- [ ] My changes generate no new warnings

### Documentation

- [ ] I have updated relevant docs on [Stirling-PDF's doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
(if functionality has heavily changed)
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

### Translations (if applicable)

- [ ] I ran
[`scripts/counter_translation.py`](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/docs/counter_translation.md)

### UI Changes (if applicable)

- [ ] Screenshots or videos demonstrating the UI changes are attached
(e.g., as comments or direct attachments in the PR)

### Testing (if applicable)

- [ ] I have tested my changes locally. Refer to the [Testing
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md#6-testing)
for more details.

frontend/public/locales/zh-TW/translation.toml

@@ -163,6 +163,11 @@ unfavorite = "從我的最愛移除"
 fullscreen = "切換至全螢幕模式"
 sidebar = "切換至側邊欄模式"
 
+[backendStartup]
+notFoundTitle = "找不到後端"
+retry = "重試"
+unreachable = "應用程式目前無法連線至後端。請確認後端狀態與網路連線，然後再試一次。"
+
 [zipWarning]
 title = "大型 ZIP 檔案"
 message = "此 ZIP 包含 {{count}} 個檔案。仍要解壓縮嗎？"
@@ -912,6 +917,9 @@ desc = "將多個 PDF 動作串接，建立多步驟工作流程。適合重複
 desc = "將 PDF 覆蓋在另一個 PDF 上"
 title = "覆蓋 PDF"
 
+[home.pdfTextEditor]
+title = "PDF 文字編輯器"
+desc = "編輯 PDF 中既有的文字與圖片"
 
 [home.addText]
 tags = "文字,註解,標籤"
@@ -1173,7 +1181,7 @@ selectFilesPlaceholder = "在主視圖選取檔案以開始"
 settings = "設定"
 conversionCompleted = "轉換完成"
 results = "結果"
-defaultFilename = "converted_file"
+defaultFilename = "已轉換_檔案"
 conversionResults = "轉換結果"
 convertFrom = "來源格式"
 convertTo = "目標格式"
@@ -1360,7 +1368,7 @@ title = "新增浮水印"
 desc = "將文字或影像浮水印加入 PDF 檔案"
 completed = "已加入浮水印"
 submit = "新增浮水印"
-filenamePrefix = "watermarked"
+filenamePrefix = "已加_浮水印"
 
 [watermark.error]
 failed = "為 PDF 新增浮水印時發生錯誤。"
@@ -2259,8 +2267,16 @@ defaultCanvasLabel = "手繪簽名"
 defaultImageLabel = "上傳的簽名"
 defaultTextLabel = "輸入的簽名"
 saveButton = "儲存簽名"
+savePersonal = "儲存為個人"
+saveShared = "儲存為共用"
 saveUnavailable = "請先建立簽名才能儲存。"
 noChanges = "目前簽名已儲存。"
+tempStorageTitle = "瀏覽器暫存"
+tempStorageDescription = "簽名僅儲存在您的瀏覽器中。若清除瀏覽資料或更換瀏覽器，將會遺失。"
+personalHeading = "個人簽名"
+sharedHeading = "共用簽名"
+personalDescription = "只有您能看到這些簽名。"
+sharedDescription = "所有使用者都可以查看並使用這些簽名。"
 
 [sign.saved.type]
 canvas = "手繪"
@@ -3438,6 +3454,9 @@ signinTitle = "請登入"
 ssoSignIn = "透過 SSO 單一登入"
 oAuth2AutoCreateDisabled = "OAuth 2.0 自動建立使用者功能已停用"
 oAuth2AdminBlockedUser = "目前不允許未註冊的使用者註冊或登入。請聯絡系統管理員。"
+oAuth2RequiresLicense = "OAuth/SSO 登入需要付費授權（Server 或 Enterprise）。請聯絡管理員升級您的方案。"
+saml2RequiresLicense = "SAML 登入需要付費授權（Server 或 Enterprise）。請聯絡管理員升級您的方案。"
+maxUsersReached = "您目前的授權已達使用者上限。請聯絡管理員以升級方案或新增席次。"
 oauth2RequestNotFound = "找不到驗證請求"
 oauth2InvalidUserInfoResponse = "使用者資訊回應無效"
 oauth2invalidRequest = "請求無效"
@@ -3533,7 +3552,7 @@ title = "PDF 轉為單一頁面"
 header = "PDF 轉為單一頁面"
 submit = "轉換為單一頁面"
 description = "此工具會將 PDF 的所有頁面合併成一個大型單頁。寬度將與原頁相同，但高度會是所有頁面高度之總和。"
-filenamePrefix = "single_page"
+filenamePrefix = "單一_頁面"
 
 [pdfToSinglePage.files]
 placeholder = "在主畫面選擇一個 PDF 檔開始使用"
@@ -3846,14 +3865,17 @@ fitToWidth = "適合寬度"
 actualSize = "實際大小"
 
 [viewer]
+cannotPreviewFile = "無法預覽檔案"
+dualPageView = "雙頁檢視"
 firstPage = "第一頁"
 lastPage = "最後一頁"
-previousPage = "上一頁"
 nextPage = "下一頁"
+onlyPdfSupported = "此檢視器僅支援 PDF 檔案。此檔案似乎是其他格式。"
+previousPage = "上一頁"
+singlePageView = "單頁檢視"
+unknownFile = "未知檔案"
 zoomIn = "放大"
 zoomOut = "縮小"
-singlePageView = "單頁檢視"
-dualPageView = "雙頁檢視"
 
 [rightRail]
 closeSelected = "關閉已選檔案"
@@ -3877,6 +3899,7 @@ toggleSidebar = "切換側邊欄"
 exportSelected = "匯出選取的頁面"
 toggleAnnotations = "切換註解可見度"
 annotationMode = "切換註解模式"
+print = "列印 PDF"
 draw = "繪圖"
 save = "儲存"
 saveChanges = "儲存變更"
@@ -4494,6 +4517,7 @@ description = "Impressum 的 URL 或檔名（某些司法管轄區要求提供
 title = "Premium 與 Enterprise"
 description = "設定您的 Premium 或 Enterprise 授權金鑰。"
 license = "擴充授權設定"
+noInput = "請提供授權金鑰或檔案"
 
 [admin.settings.premium.licenseKey]
 toggle = "有授權金鑰或憑證檔嗎？"
@@ -4511,6 +4535,25 @@ line1 = "覆寫目前的授權金鑰後將無法復原。"
 line2 = "除非你另有備份，否則先前的授權將永久遺失。"
 line3 = "重要：請妥善保管授權金鑰並保持私密，切勿公開分享。"
 
+[admin.settings.premium.inputMethod]
+text = "授權金鑰"
+file = "憑證檔案"
+
+[admin.settings.premium.file]
+label = "授權憑證檔案"
+description = "上傳您離線購買的 .lic 或 .cert 授權檔案"
+choose = "選擇授權檔案"
+selected = "已選取：{{filename}}（{{size}}）"
+successMessage = "授權檔案已成功上傳並啟用，無需重新啟動。"
+
+[admin.settings.premium.currentLicense]
+title = "使用中的授權"
+file = "來源：授權檔案（{{path}}）"
+key = "來源：授權金鑰"
+type = "類型：{{type}}"
+noInput = "請提供授權金鑰或上傳憑證檔案"
+success = "成功"
+
 [admin.settings.premium.enabled]
 label = "啟用 Premium 功能"
 description = "啟用對進階/企業功能的授權金鑰檢查"
@@ -4644,7 +4687,9 @@ selectedCount = "{{count}} 個已選"
 download = "下載"
 delete = "刪除"
 unsupported = "不支援"
+active = "啟用"
 addToUpload = "加入上傳"
+closeFile = "關閉檔案"
 deleteAll = "全部刪除"
 loadingFiles = "正在載入檔案..."
 noFiles = "沒有可用的檔案"
@@ -5245,7 +5290,7 @@ emailsPlaceholder = "[email protected], [email protected]"
 emailsRequired = "至少需要一個電子郵件地址"
 submit = "發送邀請"
 success = "已成功邀請使用者"
-partialSuccess = "部分邀請失敗"
+partialFailure = "部分邀請失敗"
 allFailed = "邀請使用者失敗"
 error = "發送邀請失敗"
 
@@ -5797,13 +5842,20 @@ submit = "登入"
 signInWith = "以此登入"
 oauthPending = "正在開啟瀏覽器進行驗證..."
 orContinueWith = "或改用 Email 繼續"
+serverRequirement = "注意：伺服器必須啟用登入功能。"
+showInstructions = "如何啟用？"
+hideInstructions = "隱藏說明"
+instructions = "在您的 Stirling PDF 伺服器上啟用登入功能："
+instructionsEnvVar = "設定環境變數："
+instructionsOrYml = "或在 settings.yml 中："
+instructionsRestart = "然後重新啟動伺服器以套用變更。"
 
 [setup.login.username]
 label = "使用者名稱"
 placeholder = "輸入你的使用者名稱"
 
 [setup.login.email]
-label = "Email"
+label = "電子郵件"
 placeholder = "輸入你的 Email"
 
 [setup.login.password]