- dev.ShutdownGrace (internal, 15 seconds, longer than serve's 10-second
drain) is the grace child.stop waits after SIGTERM, instead of 2 seconds
- summer's delegates use the same constant (appShutdownGrace)
- scaffolding docs say summer dev waits for serve's shutdown report (WR-03)
- queue:work and schedule:run print a startup summary and a shutdown
report on a terminal, log them as records otherwise, and return nil
after a clean stop
- schedule:run --once ends with 'Ran N due entries (M failed)'
- summer dev runs bin/<app> serve with the forwarded global options,
reports through Output, stops the old server before starting the new
one and prints a dev report on Ctrl+C (exit 0)
- lagoon.DatabaseLabel describes a DSN without its secrets
- Long help and examples for queue:work, schedule:run, dev, docs:serve
- Watch app sources with fsnotify, debounce, and one serialized build.App
- Restart the child only after a successful build and print rebuild latency
- Ignore generated app files and reap the child on cancellation
