feat(mobile): plan mode (legacy) toggle with cross-client sync - #6614

Bugbot Analysis Progress (3m 31s elapsed)

✅ Gathered PR context (12s)
✅ Completed bug detection (3m 18s)
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Final Result: Bugbot completed review - no issues found! ✅

Request ID: serverGenReqId_87315080-c830-4d6c-beed-a3935958e6ac