聚合分组功能正式发布！

What's Changed

• feat: Aggregate groups by @tbphp in #280
• fix: Add subgroup notfound by @tbphp in #304
• fix: Gemini test payload by @tbphp in #305
• fix: Dashboard stats error by @tbphp in #306
• feat: Optimize aggregate group UI by @tbphp in #310
• feat: Integrate into New API by @tbphp in #312
• fix: Display aggregate group in log detail by @tbphp in #313

Full Changelog: v1.2.1...v1.3.0