- 修复 QA Group model 管理的 AnkiConnect payload 契约，模板与样式更新改为嵌套 model payload
- 修复 QA Group model 自检与更新链路，补充带 action/model 上下文的错误信息与回归测试
- 解耦 QA Group 与旧 semantic-qa mapping 路径，设置页移除保留 model 的旧映射入口并增加只读状态说明
- Fix the AnkiConnect payload contract for QA Group model management by using nested model payloads for template and styling updates
- Repair the QA Group model ensure/update flow with action/model-aware errors and regression tests
- Decouple QA Group from the legacy semantic-qa mapping path by removing the reserved model from old mapping controls and adding read-only status guidance
Add a parallel QA Group 12 sync path with GI writeback, fixed model management, and GroupId recovery semantics.
新增并行 QA Group 12 同步路径，支持 GI 写回、固定模型管理，以及基于 GroupId 的恢复语义。
