Feature(sendError): add unwrap interface #65

Job	Run time
Dependency review	11s
Test with Codecov coverage (ubuntu-latest / 1.23)	1m 3s
Go vulnerabilities check	38s
golangci-lint (1.23)	37s
REUSE Compliance Check	18s
Test with SonarQube review (ubuntu-latest / 1.23)	1m 0s
Test (macos-latest / 1.19)	40s
Test (macos-latest / 1.20)	28s
Test (macos-latest / 1.21)	21s
Test (macos-latest / 1.22)	24s
Test (macos-latest / 1.23)	20s
Test (ubuntu-latest / 1.19)	28s
Test (ubuntu-latest / 1.21)	22s
Test (ubuntu-latest / 1.20)	28s
Test (ubuntu-latest / 1.23)	23s
Test (ubuntu-latest / 1.22)	21s
Test (windows-latest / 1.19)	1m 4s
Test (windows-latest / 1.20)	2m 23s
Test (windows-latest / 1.21)	1m 40s
Test (windows-latest / 1.22)	1m 56s
Test (windows-latest / 1.23)	1m 12s
Test on FreeBSD 13.4'	2m 23s
Test on FreeBSD 14.0	2m 8s
Test on FreeBSD 14.1	2m 23s
	23m 11s

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