refactor: 移除 Dashboard 页面及相关功能，更新路由和组件逻辑

- 移除 Dashboard 相关的组件、特性和测试代码，简化项目结构。
- 更新 PageSkeleton 组件，默认渲染工具页面骨架。
- 修改 RouterContainer 和 RouterProvider 以适应新的默认路由策略，确保用户直接访问 timestamp 页面。
- 更新测试用例，确保在新结构下的功能正常。

src/config/__tests__/features.lazy.test.ts

@@ -4,10 +4,6 @@ const pageLoadTracker = vi.hoisted(() => ({
   loaded: [] as string[],
 }));
 
-vi.mock('@/pages/Dashboard', () => {
-  pageLoadTracker.loaded.push('Dashboard');
-  return { default: () => null };
-});
 vi.mock('@/pages/Timestamp', () => {
   pageLoadTracker.loaded.push('Timestamp');
   return { default: () => null };
@@ -63,24 +59,24 @@ describe('features 懒加载', () => {
   it('访问 FEATURES 元数据时不应加载任何页面模块', async () => {
     const { FEATURES } = await import('@/config/features');
 
-    expect(FEATURES).toHaveLength(10);
+    expect(FEATURES).toHaveLength(9);
     expect(pageLoadTracker.loaded).toEqual([]);
   });
 
   it('loadPage 应仅加载对应页面模块', async () => {
     const { loadPage } = await import('@/config/pageLoaders/index');
 
-    await loadPage('dashboard');
+    await loadPage('timestamp');
 
-    expect(pageLoadTracker.loaded).toEqual(['Dashboard']);
+    expect(pageLoadTracker.loaded).toEqual(['Timestamp']);
   });
 
   it('loadPage 切换页面时不应加载无关页面模块', async () => {
     const { loadPage } = await import('@/config/pageLoaders/index');
 
-    await loadPage('timestamp');
+    await loadPage('jwt');
 
-    expect(pageLoadTracker.loaded).toEqual(['Timestamp']);
+    expect(pageLoadTracker.loaded).toEqual(['Jwt']);
     expect(pageLoadTracker.loaded).not.toContain('QrCode');
     expect(pageLoadTracker.loaded).not.toContain('TestDataGenerator');
   });

src/config/__tests__/features.test.ts

@@ -9,8 +9,8 @@ import {
 
 describe('features', () => {
   describe('FEATURES', () => {
-    it('应该有10个功能定义', () => {
-      expect(FEATURES).toHaveLength(10);
+    it('应该有9个功能定义', () => {
+      expect(FEATURES).toHaveLength(9);
     });
 
     it('应该有每个功能的所有必需属性', () => {
@@ -24,12 +24,9 @@ describe('features', () => {
         expect(typeof feature.label).toBe('string');
         expect(typeof feature.description).toBe('string');
         expect(typeof feature.defaultVisible).toBe('boolean');
-
-        if (feature.key !== 'dashboard') {
-          expect(feature).toHaveProperty('icon');
-          expect(feature).toHaveProperty('themeColorKey');
-          expect(typeof feature.themeColorKey).toBe('string');
-        }
+        expect(feature).toHaveProperty('icon');
+        expect(feature).toHaveProperty('themeColorKey');
+        expect(typeof feature.themeColorKey).toBe('string');
       });
     });
 
@@ -41,13 +38,6 @@ describe('features', () => {
   });
 
   describe('getFeatureByKey', () => {
-    it('应该返回dashboard功能', () => {
-      const feature = getFeatureByKey('dashboard');
-      expect(feature).toBeDefined();
-      expect(feature?.key).toBe('dashboard');
-      expect(feature?.label).toBe('仪表盘');
-    });
-
     it('应该返回时间戳功能', () => {
       const feature = getFeatureByKey('timestamp');
       expect(feature).toBeDefined();
@@ -78,9 +68,8 @@ describe('features', () => {
       });
     });
 
-    it('应该包含仪表盘、时间戳、存储清理、二维码', () => {
+    it('应该包含时间戳、存储清理、二维码', () => {
       const visibleKeys = getDefaultVisibleFeatureKeys();
-      expect(visibleKeys).toContain('dashboard');
       expect(visibleKeys).toContain('timestamp');
       expect(visibleKeys).toContain('storageCleaner');
       expect(visibleKeys).toContain('qrCode');
@@ -90,8 +79,7 @@ describe('features', () => {
   describe('getAllFeatureKeys', () => {
     it('应该返回所有功能key', () => {
       const allKeys = getAllFeatureKeys();
-      expect(allKeys).toHaveLength(10);
-      expect(allKeys).toContain('dashboard');
+      expect(allKeys).toHaveLength(9);
       expect(allKeys).toContain('timestamp');
       expect(allKeys).toContain('storageCleaner');
       expect(allKeys).toContain('qrCode');
@@ -105,9 +93,9 @@ describe('features', () => {
   });
 
   describe('getDefaultPageOrder', () => {
-    it('应该排除仪表盘从页面顺序', () => {
+    it('应该包含所有工具页面', () => {
       const pageOrder = getDefaultPageOrder();
-      expect(pageOrder).not.toContain('dashboard');
+      expect(pageOrder).toHaveLength(9);
     });
 
     it('应该包含时间戳、存储清理、二维码在页面顺序', () => {
@@ -116,10 +104,5 @@ describe('features', () => {
       expect(pageOrder).toContain('storageCleaner');
       expect(pageOrder).toContain('qrCode');
     });
-
-    it('应该有9个项目在页面顺序', () => {
-      const pageOrder = getDefaultPageOrder();
-      expect(pageOrder).toHaveLength(9);
-    });
   });
 });

src/config/featureMeta.ts

@@ -25,12 +25,6 @@ export interface FeatureConfig {
 }
 
 export const FEATURES: FeatureConfig[] = [
-  {
-    key: 'dashboard',
-    label: '仪表盘',
-    description: '',
-    defaultVisible: true,
-  },
   {
     key: 'timestamp',
     label: '时间戳',
@@ -118,5 +112,5 @@ export function getAllFeatureKeys(): PageType[] {
 }
 
 export function getDefaultPageOrder(): PageType[] {
-  return FEATURES.filter((f) => f.key !== 'dashboard').map((f) => f.key);
+  return FEATURES.map((f) => f.key);
 }

src/config/pageLoaders/dashboard.ts

@@ -1,5 +0,0 @@
-import type { ComponentType } from 'react';
-
-export default function loadDashboard(): Promise<{ default: ComponentType }> {
-  return import('@/pages/Dashboard');
-}

src/config/pageLoaders/index.ts

@@ -16,8 +16,6 @@ function ensurePagesStyles(): Promise<unknown> {
 export function loadPage(key: PageType): Promise<PageModule> {
   return ensurePagesStyles().then(() => {
     switch (key) {
-      case 'dashboard':
-        return import('@/config/pageLoaders/dashboard').then((m) => m.default());
       case 'timestamp':
         return import('@/config/pageLoaders/timestamp').then((m) => m.default());
       case 'storageCleaner':