- docs/zh/plans: finished plans move to completed/ (the RIIR series, the
event-bridge and dependency plans, the v04 manual test plan).
- New design docs: the external (functional) plugin system
(process-isolated, JSON-RPC/shm) and its protocol.
- ai-agent-design refreshed; README pointers follow the moves.
- Update CI badge URL to OakVideoEditorCommunity in README.
- Remove outdated TODO files, vcpkg.json, patch file and stale log.
- Clean up obsolete docs and move ofx-pluginrenderer-functions-zh.md
into docs/zh/.