Add NFC tag support with unified device selection#3

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Copilot wants to merge 13 commits intomainfrom

copilot/fix-22fd0e45-2ba1-455e-9309-77440c355a1e

Commits on Sep 28, 2025

refactor: remove device monitoring logic from KeysViewModel
inuEbisu
committed
feat: add NFC polling state to KeysViewModel and update UI notifications
inuEbisu
committed