Alarm and timer defaults, world-clock preferences, and the stopwatch's
running state — the things that are settings rather than rows.
The run record is read and written as a whole in one DataStore
transaction, so a reader never sees a half-applied record and a process
killed mid-write cannot persist one.
Values are clamped on read: a preferences file someone has edited by hand
degrades to the default instead of propagating nonsense upwards.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
makiolajandClaude Opus 5
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