Multi-capability and svc2svc support for services #23

Job	Run time
Ruff linting, formating, MyPy	38s
Test with coverage (3.8, ubuntu-latest)	3m 37s
Windows/MacOS unit tests (3.8, macos-latest)	1m 2s
Test with coverage (3.9, ubuntu-latest)	3m 40s
Windows/MacOS unit tests (3.8, windows-latest)	1m 32s
Test with coverage (3.10, ubuntu-latest)	3m 38s
Windows/MacOS unit tests (3.9, macos-latest)	35s
Test with coverage (3.11, ubuntu-latest)	3m 33s
Windows/MacOS unit tests (3.9, windows-latest)	1m 31s
Test with coverage (3.12, ubuntu-latest)	3m 30s
Windows/MacOS unit tests (3.10, macos-latest)	35s
Windows/MacOS unit tests (3.10, windows-latest)	1m 20s
Windows/MacOS unit tests (3.11, macos-latest)	37s
Windows/MacOS unit tests (3.11, windows-latest)	1m 44s
Windows/MacOS unit tests (3.12, macos-latest)	37s
Windows/MacOS unit tests (3.12, windows-latest)	1m 27s
	29m 36s

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