chore: establish YCode replication baseline and TODO

scripts/rea/probe-connector-detail-20261016.json

@@ -0,0 +1 @@
+{"actions":[{"kind":"click","step_id":"open-qq-mail-detail","selector":".connector-card-name","index":2,"frames":0},{"kind":"wait","step_id":"connector-detail-ready","duration_ms":500,"frames":1},{"kind":"key","step_id":"close-detail","key":"Escape","frames":0},{"kind":"wait","step_id":"detail-close-result","duration_ms":150,"frames":1}]}