label('创建老师') ->icon('heroicon-o-plus') ->size('lg') ->color('primary'), ]; } public function getTitle(): string { return '教师管理'; } public function getBreadcrumbs(): array { return [ static::getResource()::getUrl('index') => '教师管理', ]; } protected function getHeaderWidgets(): array { return []; } public function getHeading(): string { return '教师管理'; } public function getSubheading(): string { $count = \App\Models\Teacher::count(); return "共 {$count} 位教师"; } }