refactor: optimize ai assistant settings actions

src/locales/en-US.ts

@@ -1341,6 +1341,8 @@ export default {
       llmTestDisabledUnsaved: 'Testing only uses saved configuration. Please save before testing',
       llmTestSaving: 'Basic settings are being saved, please test again in a moment',
       llmTestLoading: 'Testing LLM call, please wait',
+      llmTestPanelTitle: 'Connectivity Test',
+      llmTestPanelDesc: 'This test only uses saved AI assistant settings to verify the current LLM service can be called successfully.',
       llmTestSuccess: 'Test Succeeded',
       llmTestFailed: 'Test Failed',
       llmTestProvider: 'Provider',
@@ -1353,6 +1355,8 @@ export default {
       llmTestReplyPreviewValue: 'Reply Preview: {value}',
       llmTestErrorMessage: 'Error Message',
       llmTestErrorMessageValue: 'Error Message: {value}',
+      llmTestSuccessDialogTitle: 'AI Assistant Test Succeeded',
+      llmTestSuccessDialogDesc: 'The saved LLM configuration is reachable and returned a valid response.',
       llmTestSuccessToast: 'LLM test call succeeded',
       llmTestFailedToast: 'LLM test call failed',
       aiAgentGlobal: 'Global AI Assistant',

src/locales/zh-CN.ts

@@ -1339,6 +1339,8 @@ export default {
       llmTestDisabledUnsaved: '测试仅针对已保存配置，请先保存后再测试',
       llmTestSaving: '基础设置保存中，请稍后再测试',
       llmTestLoading: '正在测试 LLM 调用，请稍候',
+      llmTestPanelTitle: '连通性测试',
+      llmTestPanelDesc: '测试按钮仅针对已保存的智能助手配置，用于验证当前 LLM 服务是否可正常调用。',
       llmTestSuccess: '测试成功',
       llmTestFailed: '测试失败',
       llmTestProvider: '供应商',
@@ -1351,6 +1353,8 @@ export default {
       llmTestReplyPreviewValue: '结果摘要：{value}',
       llmTestErrorMessage: '错误信息',
       llmTestErrorMessageValue: '错误信息：{value}',
+      llmTestSuccessDialogTitle: '智能助手测试成功',
+      llmTestSuccessDialogDesc: '当前已保存的 LLM 配置可以正常连通并返回结果。',
       llmTestSuccessToast: 'LLM 调用测试成功',
       llmTestFailedToast: 'LLM 调用测试失败',
       aiAgentGlobal: '全局智能助手',

src/locales/zh-TW.ts

@@ -1341,6 +1341,8 @@ export default {
       llmTestDisabledUnsaved: '測試僅針對已保存配置，請先保存後再測試',
       llmTestSaving: '基礎設置保存中，請稍後再測試',
       llmTestLoading: '正在測試 LLM 調用，請稍候',
+      llmTestPanelTitle: '連通性測試',
+      llmTestPanelDesc: '測試按鈕僅針對已保存的智能助手配置，用於驗證當前 LLM 服務是否可正常調用。',
       llmTestSuccess: '測試成功',
       llmTestFailed: '測試失敗',
       llmTestProvider: '供應商',
@@ -1353,6 +1355,8 @@ export default {
       llmTestReplyPreviewValue: '結果摘要：{value}',
       llmTestErrorMessage: '錯誤信息',
       llmTestErrorMessageValue: '錯誤信息：{value}',
+      llmTestSuccessDialogTitle: '智能助手測試成功',
+      llmTestSuccessDialogDesc: '當前已保存的 LLM 配置可以正常連通並返回結果。',
       llmTestSuccessToast: 'LLM 調用測試成功',
       llmTestFailedToast: 'LLM 調用測試失敗',
       aiAgentGlobal: '全局智能助手',