fix(frontend): 修复新手引导中Select下拉框无法点击的问题

- 使用 Teleport 将 Select 下拉菜单渲染到 body，避免 driver.js 遮罩层阻挡
- 添加 pointer-events 和 @click.stop 确保下拉选项可点击
- 移除 useOnboardingTour 中无效的 Select 组件处理代码
- 清理未使用的 CSS 样式和 console 调试语句
- 简化 Select 组件在引导期间的交互逻辑

frontend/src/components/Guide/steps.ts

@@ -47,7 +47,7 @@ export const getAdminSteps = (t: (key: string) => string, isSimpleMode = false):
       description: t('onboarding.admin.groupName.description'),
       side: 'right',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -57,7 +57,7 @@ export const getAdminSteps = (t: (key: string) => string, isSimpleMode = false):
       description: t('onboarding.admin.groupPlatform.description'),
       side: 'right',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -67,7 +67,7 @@ export const getAdminSteps = (t: (key: string) => string, isSimpleMode = false):
       description: t('onboarding.admin.groupMultiplier.description'),
       side: 'right',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -77,7 +77,7 @@ export const getAdminSteps = (t: (key: string) => string, isSimpleMode = false):
       description: t('onboarding.admin.groupExclusive.description'),
       side: 'top',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -119,7 +119,7 @@ export const getAdminSteps = (t: (key: string) => string, isSimpleMode = false):
       description: t('onboarding.admin.accountName.description'),
       side: 'right',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -129,7 +129,7 @@ export const getAdminSteps = (t: (key: string) => string, isSimpleMode = false):
       description: t('onboarding.admin.accountPlatform.description'),
       side: 'right',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -139,7 +139,7 @@ export const getAdminSteps = (t: (key: string) => string, isSimpleMode = false):
       description: t('onboarding.admin.accountType.description'),
       side: 'right',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -149,7 +149,7 @@ export const getAdminSteps = (t: (key: string) => string, isSimpleMode = false):
       description: t('onboarding.admin.accountPriority.description'),
       side: 'top',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -159,7 +159,7 @@ export const getAdminSteps = (t: (key: string) => string, isSimpleMode = false):
       description: t('onboarding.admin.accountGroups.description'),
       side: 'top',
       align: 'center',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -201,7 +201,7 @@ export const getAdminSteps = (t: (key: string) => string, isSimpleMode = false):
       description: t('onboarding.admin.keyName.description'),
       side: 'right',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -211,7 +211,7 @@ export const getAdminSteps = (t: (key: string) => string, isSimpleMode = false):
       description: t('onboarding.admin.keyGroup.description'),
       side: 'right',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -283,7 +283,7 @@ export const getUserSteps = (t: (key: string) => string): DriveStep[] => [
       description: t('onboarding.user.keyName.description'),
       side: 'right',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {
@@ -293,7 +293,7 @@ export const getUserSteps = (t: (key: string) => string): DriveStep[] => [
       description: t('onboarding.user.keyGroup.description'),
       side: 'right',
       align: 'start',
-      showButtons: ['close']
+      showButtons: ['next', 'previous']
     }
   },
   {