按 ai-allocation.md §3.2 接管 parent-portal,完成阶段 1+2 文档审计与补全。 修订端口(3002→4002)、所有权(ai07→ai15),补全 16 章长远架构。 AI Agent: ai15 (parent-portal remote) Branch: docs/parent-portal-stage1-stage2-design-ai15 Coordinator: coord-ai Predecessor: ai07
删除合并版README,按portal拆分8份文档(每端01-understanding+02-architecture-design) teacher-portal(shell/P2)+student-portal(remote/P3)+parent-portal(remote/P4)+admin-portal(remote/P6) AI Agent: ai07 (4 portals) Branch: docs/portals-stage1-stage2-design-ai07