AutoResetEvent, Async, Timer

https://stackoverflow.com/questions/32654509/awaitable-autoresetevent

https://stackoverflow.com/questions/32654509/awaitable-autoresetevent

https://learn.microsoft.com/ru-ru/dotnet/api/system.threading.autoresetevent.-ctor?view=net-7.0

https://stackoverflow.com/questions/32654509/awaitable-autoresetevent

https://devblogs.microsoft.com/pfxteam/building-async-coordination-primitives-part-2-asyncautoresetevent/

https://learn.microsoft.com/ru-ru/dotnet/api/system.timers.timer.start?view=net-7.0