Revision history for Linux-Event

0.002_001  2026-02-10
  - Introduce Linux::Event::Watcher (mutable watcher handles).
  - IO API: watch(...) returns a watcher; masks are internal.
  - Watchers support data (avoid closure captures) and enable/disable toggles.
  - Simplify timer API to seconds: after($seconds) and at($seconds).

0.001_001  2026-02-09
  - First developer release of Linux::Event::Loop + Backend boundary.
  - Epoll backend via Linux::Epoll.
  - Deadline scheduler (ns) included.
