feat(homepage): add guided tour and version display functionality

- Add version API endpoint and response interface in common.ts
- Implement interactive guided tour with 4 steps for new users covering Model Management, Space Management, and User Management
- Add tour translation keys for both English and Chinese locales
- Add data-menu-id attributes to sidebar menu items for tour targeting
- Create VersionCard component to display current platform version
- Update GuideCard component with tour state management and navigation logic
- Enhance homepage dashboard with version information display
- Improve user onboarding experience with step-by-step guided navigation

web/src/i18n/en.ts

@@ -57,6 +57,16 @@ export const en = {
       createNow: 'Create Now',
       goConfig: 'Go Configure',
     },
+    indexTour:{
+      startTitle:'Welcome to Memory Bear 👋',
+      startDescription:'Not sure where to start? Head to Model Management first to get your models ready — everything else builds on that.👉 Click Model Management in the left menu to get started.',
+      stepOne: 'This is Model Management',
+      stepOneDescription: 'Here you can view and configure available models to get ready for building applications.Once your models are set, head to Space Management to create a space and continue.👉 Click Space Management in the left menu to move on.',
+      stepTwo: 'This is Space Management',
+      stepTwoDescription: 'Here you can create and manage spaces to organize models and data for different use cases.Once your spaces are ready, head to User Management to invite members and manage access.👉 Click User Management in the left menu to continue.',
+      stepThree: 'This is User Management',
+      stepThreeDescription: 'Here you can create users, assign roles, and manage access for your team.Once users are set up, the basic configuration is complete and you’re ready to start using the platform 🎉',
+    },
     menu: {
       home: 'Home',
       tenantManagement: 'Tenant Management',

web/src/i18n/zh.ts

@@ -57,6 +57,16 @@ export const zh = {
       createNow: '立即创建',
       goConfig: '去配置',
     },
+    indexTour:{
+      startTitle:'欢迎来到 Memory Bear 👋',
+      startDescription:'不知道从哪里开始？不妨先去 Model Management 看看，先把模型准备好，后面的操作会更顺畅。👉 点击左侧 Model Management 开始吧。',
+      stepOne: '这里是 Model Management',
+      stepOneDescription: '你可以在这里查看和配置可用的模型，为后续应用做好准备。模型准备好后，下一步去 Space Management 创建空间并开始使用吧。👉 点击左侧 Space Management 继续。',
+      stepTwo: '这里是 Space Management',
+      stepTwoDescription: '你可以在这里创建和管理不同的空间，把模型和数据组织到具体的使用场景中。空间创建完成后，可以去 User Management 邀请成员、分配权限，一起协作使用。👉 点击左侧 User Management 继续。',
+      stepThree: '这里是用户管理页',
+      stepThreeDescription: '你可以在这里创建用户、分配角色，并管理团队成员的访问权限。完成用户设置后，基础配置就准备好了，可以开始实际使用平台的各项功能了 🎉',
+    },
     menu: {
       home: '首页',
       tenantManagement: '租户管理',