kuaifan
82d2ca6360
feat(ai): AI助手聊天记录服务端持久化
- 图片缓存不再二次压缩，用户预览与AI收到的图片质量一致
- 新增 ai_assistant_sessions 表及 AiAssistantSession 模型
- 新增会话 API：session/list、session/save、session/delete
- 前端会话存储从 IndexedDB 切换为服务端 API，图片落盘到 uploads/assistant/{YYYYMM}/{user_id}/
- saveSessionStore 添加防抖，删除会话时同步清理内存缓存
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-17 04:22:35 +00:00
..
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