* signaler: improve cross-platform signal compatibility
- Add runtime-based platform detection for signal handling
- Include os.Kill only on Windows (cannot be caught/ignored on Unix)
- Refactor signal initialization into separate getPlatformSignals function
* signaler: add dependency injection and improve docs
- Introduce SignalNotifier interface for testability
- Add osSignalNotifier implementation and factory function
- Enhance package and function documentation
- Maintain backward compatibility with existing API
* [signaler] simplify shutdown handling; drop SIGABRT/os.Kill
* skip signaler tests on windows
* support signaler interrupt tests and improve signal handling tests
* removing getPlatformSignal function
* remove signaler readme
* Signaler: Return a channel from WaitForInterrupt
* Signaler: fix comment
Co-authored-by: Ryan O'Hara-Reid <oharareid.ryan@gmail.com>
* Signaler: require NoError to NoErrorf
Co-authored-by: Ryan O'Hara-Reid <oharareid.ryan@gmail.com>
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Co-authored-by: Ryan O'Hara-Reid <oharareid.ryan@gmail.com>