fix(i18n): complete Simplified Chinese core and plugin translations (#1542)

* fix(i18n): complete Chinese onboarding and navigation labels

* fix(i18n): translate remaining Chinese core and plugin interfaces

* fix(i18n): translate host editor tab overflow controls

* fix(i18n): use consistent Chinese fleet terminology

* fix(i18n): localize hardcoded controls and plugin views

* fix(i18n): translate built-in homepage widget catalog

* test(homepage): follow translated timezone placeholder

* fix(i18n): translate plugin-provided homepage widgets

* fix(i18n): localize feature settings section titles

plugins/totp/locales/translated/zh_CN.json

@@ -1,10 +1,10 @@
 {
-  "title": "Authenticator App",
-  "factor": "Authenticator code",
+  "title": "身份验证器应用",
+  "factor": "身份验证器验证码",
   "challenge": {
     "enterCode": "输入验证码",
     "verify": "验证",
-    "backupCodeHint": "You can also enter one of your backup codes."
+    "backupCodeHint": "你也可以输入备用验证码。"
   },
   "enrollment": {
     "title": "TOTP 身份验证器",
@@ -13,19 +13,19 @@
     "off": "添加额外的登录安全",
     "enable": "启用",
     "disable": "禁用",
-    "addDevice": "Add device",
-    "addTitle": "Add authenticator device",
-    "addDescription": "Confirm with a code from your authenticator or a backup code to enroll another device with the same key.",
-    "addScanInstructions": "Scan this QR code with the additional authenticator. Existing authenticators will continue to work.",
-    "addSuccess": "Additional authenticator enrolled",
-    "addFailed": "Failed to add authenticator",
-    "codeRequired": "Enter a TOTP code or backup code",
-    "codePlaceholder": "TOTP code or backup code",
+    "addDevice": "添加设备",
+    "addTitle": "添加身份验证器设备",
+    "addDescription": "使用身份验证器验证码或备用验证码确认，以便使用同一密钥添加另一台设备。",
+    "addScanInstructions": "使用新增身份验证器扫描此二维码，已有身份验证器仍可继续使用。",
+    "addSuccess": "已添加新的身份验证器",
+    "addFailed": "添加身份验证器失败",
+    "codeRequired": "输入 TOTP 验证码或备用验证码",
+    "codePlaceholder": "TOTP 验证码或备用验证码",
     "setupTitle": "设置 TOTP",
     "setupFailed": "启动 TOTP 设置失败",
     "qrCode": "二维码",
     "secretCopied": "密钥已复制到剪贴板",
-    "instructions": "Scan the QR code or enter the secret in your authenticator app, then enter the 6-digit code",
+    "instructions": "使用身份验证器应用扫描二维码或输入密钥，然后输入 6 位验证码",
     "continueVerify": "继续验证",
     "verifyTitle": "验证",
     "verify": "验证",