perf: mcp server status checking logic

web/src/i18n/locales/en-US.ts

@@ -311,6 +311,7 @@ const enUS = {
     keyName: 'Key Name',
     value: 'Value',
     testing: 'Testing...',
+    connecting: 'Connecting...',
     testSuccess: 'Connection test successful',
     testFailed: 'Connection test failed: ',
     testError: 'Connection test error',

web/src/i18n/locales/ja-JP.ts

@@ -313,6 +313,7 @@ const jaJP = {
     keyName: 'キー名',
     value: '値',
     testing: 'テスト中...',
+    connecting: '接続中...',
     testSuccess: '接続テストに成功しました',
     testFailed: '接続テストに失敗しました：',
     testError: '接続テストエラー',

web/src/i18n/locales/zh-Hans.ts

@@ -299,6 +299,7 @@ const zhHans = {
     keyName: '键名',
     value: '值',
     testing: '测试中...',
+    connecting: '连接中...',
     testSuccess: '连接测试成功',
     testFailed: '连接测试失败：',
     testError: '连接测试出错',

web/src/i18n/locales/zh-Hant.ts

@@ -297,6 +297,7 @@ const zhHant = {
     keyName: '鍵名',
     value: '值',
     testing: '測試中...',
+    connecting: '連接中...',
     testSuccess: '連接測試成功',
     testFailed: '連接測試失敗：',
     testError: '連接測試出錯',