搜索/筛选学习小组（分页）

{
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        {
            "id": 5,
            "title": "数据分析与可视化",
            "cover_url": null,
            "summary": "从入门到进阶，掌握数据分析方法与可视化技巧",
            "category": {
                "id": 6,
                "name": "数据",
                "slug": "data"
            },
            "members_count": 0,
            "last_activity_at": null,
            "joined": false
        },
        {
            "id": 4,
            "title": "后端技术研讨组",
            "cover_url": null,
            "summary": "深入后端架构、数据库与微服务实践",
            "category": {
                "id": 5,
                "name": "后端",
                "slug": "backend"
            },
            "members_count": 0,
            "last_activity_at": null,
            "joined": false
        },
        {
            "id": 3,
            "title": "UI/UX设计交流群",
            "cover_url": null,
            "summary": "探讨界面设计与用户体验，分享设计资源和创作思路",
            "category": {
                "id": 4,
                "name": "设计",
                "slug": "design"
            },
            "members_count": 0,
            "last_activity_at": null,
            "joined": false
        },
        {
            "id": 2,
            "title": "产品经理实战圈",
            "cover_url": null,
            "summary": "分享产品管理工作经验，学习产品设计与用户体验知识",
            "category": {
                "id": 3,
                "name": "产品",
                "slug": "product"
            },
            "members_count": 0,
            "last_activity_at": null,
            "joined": false
        },
        {
            "id": 1,
            "title": "前端开发学习小组",
            "cover_url": null,
            "summary": "专注于前端技术学习与交流，包括HTML、CSS、JavaScript、React等",
            "category": {
                "id": 2,
                "name": "前端",
                "slug": "frontend"
            },
            "members_count": 0,
            "last_activity_at": null,
            "joined": false
        }
    ],
    "pagination": {
        "page": 1,
        "page_size": 20,
        "total": 5
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}