fix: add scroll.x='max-content' to 15 tables, widen narrow columns to prevent header wrapping

apps/admin/src/pages/Classes/index.tsx

@@ -169,7 +169,7 @@ const ClassesPage: React.FC = () => {
       render: (_: unknown, r: ClassItem) => `${r.studentCount || 0}/${r.maxStudents || '-'}`,
     },
     {
-      title: '状态', dataIndex: 'status', width: 90,
+        title: '状态', dataIndex: 'status', width: 100,
       render: (v: string) => {
         const cfg = STATUS_MAP[v] || { color: 'default', text: v };
         return <Tag color={cfg.color}>{cfg.text}</Tag>;
@@ -231,6 +231,7 @@ const ClassesPage: React.FC = () => {
         rowKey="id"
         loading={loading}
         pagination={{ pageSize: 20 }}
+        scroll={{ x: 'max-content' }}
       />
 
       <Modal