@Published fires on willSet, so the Combine sink measured fittingSize
while SwiftUI still saw the old state (idle/EmptyView), getting 0x0.
Defer measurement to next run loop cycle so SwiftUI processes the
new state before we read fittingSize.
- Fix auto-updating Text(date, style: .time) causing continuous SwiftUI updates
by using static formatting with .formatted(date:time:)
- Fix notification popover keeping SwiftUI observers active when closed by
clearing contentViewController on popover close and recreating on open
- Fix focus loss when notifications arrive while typing by only setting
focus in NotificationsPage when the page is visible
- Make Update Pill and Update Logs debug-only features
- Add CPU regression tests: test_cpu_usage.py, test_cpu_notifications.py
- Add lint test for auto-updating Text patterns: test_lint_swiftui_patterns.py
