fix：已知问题修复

app/frontend/src/i18n/en.js

@@ -33,7 +33,10 @@ export default {
         switchFailed: 'Switch Failed',
         reorderFailed: 'Reorder Failed',
         collapse: 'Collapse',
-        expand: 'Expand'
+        expand: 'Expand',
+        testTipSuccess: 'Connection test passed',
+        testTipFailed: 'Connection test failed or endpoint does not support API testing',
+        testTipUnknown: 'Not tested or test result unknown'
     },
     modal: {
         addEndpoint: 'Add Endpoint',

app/frontend/src/i18n/zh-CN.js

@@ -33,7 +33,10 @@ export default {
         switchFailed: '切换失败',
         reorderFailed: '排序失败',
         collapse: '收起',
-        expand: '展开'
+        expand: '展开',
+        testTipSuccess: '已测试连接成功',
+        testTipFailed: '测试连接失败或当前端点不支持接口测试',
+        testTipUnknown: '未测试或测试结果未知'
     },
     modal: {
         addEndpoint: '添加端点',

app/frontend/src/modules/endpoints.js

@@ -4,7 +4,6 @@ import { getEndpointStats } from './stats.js';
 import { toggleEndpoint, testAllEndpointsZeroCost } from './config.js';
 
 const ENDPOINT_TEST_STATUS_KEY = 'ccNexus_endpointTestStatus';
-const CURRENT_ENDPOINT_KEY = 'ccNexus_currentEndpoint';
 
 // 获取端点测试状态
 export function getEndpointTestStatus(endpointName) {
@@ -27,29 +26,6 @@ export function saveEndpointTestStatus(endpointName, success) {
     }
 }
 
-// 获取端点显示状态（只看测试状态，不看历史请求统计）
-export function getEndpointDisplayStatus(endpointName) {
-    return getEndpointTestStatus(endpointName);
-}
-
-// 获取保存的当前端点名称
-export function getSavedCurrentEndpoint() {
-    try {
-        return localStorage.getItem(CURRENT_ENDPOINT_KEY) || '';
-    } catch {
-        return '';
-    }
-}
-
-// 保存当前端点名称
-export function saveCurrentEndpoint(endpointName) {
-    try {
-        localStorage.setItem(CURRENT_ENDPOINT_KEY, endpointName);
-    } catch (error) {
-        console.error('Failed to save current endpoint:', error);
-    }
-}
-
 let currentTestButton = null;
 let currentTestButtonOriginalText = '';
 let currentTestIndex = -1;
@@ -94,33 +70,6 @@ export async function renderEndpoints(endpoints) {
         console.error('Failed to get current endpoint:', error);
     }
 
-    // 检查 localStorage 中保存的当前端点，如果与后端不一致则同步
-    const savedEndpoint = getSavedCurrentEndpoint();
-    if (savedEndpoint && savedEndpoint !== currentEndpointName) {
-        // 检查保存的端点是否存在且启用
-        const savedExists = endpoints.some(ep => ep.name === savedEndpoint && (ep.enabled !== false));
-        if (savedExists) {
-            try {
-                await window.go.main.App.SwitchToEndpoint(savedEndpoint);
-                currentEndpointName = savedEndpoint;
-            } catch (error) {
-                console.error('Failed to restore saved endpoint:', error);
-                // 如果恢复失败，更新 localStorage 为后端的当前端点
-                if (currentEndpointName) {
-                    saveCurrentEndpoint(currentEndpointName);
-                }
-            }
-        } else {
-            // 保存的端点不存在或未启用，更新 localStorage
-            if (currentEndpointName) {
-                saveCurrentEndpoint(currentEndpointName);
-            }
-        }
-    } else if (!savedEndpoint && currentEndpointName) {
-        // localStorage 没有保存，初始化保存当前端点
-        saveCurrentEndpoint(currentEndpointName);
-    }
-
     if (endpoints.length === 0) {
         container.innerHTML = `
             <div class="empty-state">
@@ -152,21 +101,23 @@ export async function renderEndpoints(endpoints) {
         item.draggable = true;
         item.dataset.name = ep.name;
         item.dataset.index = index;
-        // 获取显示状态（只看测试状态）
-        const displayStatus = getEndpointDisplayStatus(ep.name);
-        let testStatusIcon = '⚠️'; // 默认未测试
-        if (displayStatus === true) {
+        // 获取测试状态：true=成功显示✅，false=失败显示❌，undefined/unknown=未测试/未知显示⚠️
+        const testStatus = getEndpointTestStatus(ep.name);
+        let testStatusIcon = '⚠️';
+        let testStatusTip = t('endpoints.testTipUnknown');
+        if (testStatus === true) {
             testStatusIcon = '✅';
-        } else if (displayStatus === false) {
+            testStatusTip = t('endpoints.testTipSuccess');
+        } else if (testStatus === false) {
             testStatusIcon = '❌';
+            testStatusTip = t('endpoints.testTipFailed');
         }
-        // 'unknown' 或 undefined 都显示 ⚠️
 
         item.innerHTML = `
             <div class="endpoint-info">
                 <h3>
                     ${ep.name}
-                    ${testStatusIcon}
+                    <span title="${testStatusTip}" style="cursor: help">${testStatusIcon}</span>
                     ${isCurrentEndpoint ? '<span class="current-badge">' + t('endpoints.current') + '</span>' : ''}
                     ${enabled && !isCurrentEndpoint ? '<button class="btn btn-switch" data-action="switch" data-name="' + ep.name + '">' + t('endpoints.switchTo') + '</button>' : ''}
                 </h3>
@@ -239,8 +190,6 @@ export async function renderEndpoints(endpoints) {
                     switchBtn.disabled = true;
                     switchBtn.innerHTML = '⏳';
                     await window.go.main.App.SwitchToEndpoint(name);
-                    // 保存当前端点到 localStorage
-                    saveCurrentEndpoint(name);
                     window.loadConfig(); // Refresh display
                 } catch (error) {
                     console.error('Failed to switch endpoint:', error);