fix(stats): top-списки и группировка по типу на list-страницах

Refs EventHub/EventHubFrontAdmin#27

Co-authored-by: Cursor <cursoragent@cursor.com>

src/pages/calendars/CalendarListPage.tsx

@@ -204,8 +204,37 @@ const CalendarListPage: React.FC = () => {
                             </Card>
                         </Col>
                     ))}
+                    {Object.entries(stats.calendars_by_type || {}).map(([type, count]) => (
+                        <Col xs={12} sm={6} md={4} key={`type-${type}`}>
+                            <Card>
+                                <Statistic title={`Тип: ${type}`} value={count} />
+                            </Card>
+                        </Col>
+                    ))}
                 </Row>
             )}
+            {stats?.top_calendars_by_rating && stats.top_calendars_by_rating.length > 0 && (
+                <Card title="Топ календарей по рейтингу" style={{ marginBottom: 16 }}>
+                    <Table
+                        size="small"
+                        pagination={false}
+                        rowKey="id"
+                        dataSource={stats.top_calendars_by_rating}
+                        columns={[
+                            {
+                                title: 'Название',
+                                dataIndex: 'title',
+                                key: 'title',
+                                render: (title: string, record) => (
+                                    <Link to={`/calendars/${record.id}`}>{title || record.id}</Link>
+                                ),
+                            },
+                            { title: 'Рейтинг', dataIndex: 'rating_avg', key: 'rating_avg' },
+                            { title: 'Отзывов', dataIndex: 'review_count', key: 'review_count' },
+                        ]}
+                    />
+                </Card>
+            )}
             <Space style={{ marginBottom: 16 }} wrap>
                 <Input.Search
                     placeholder="Поиск"