Added API server to request shutdown #1895

Job	Run time
Check codespell conformance	16s
Check Docker image (Release)	2m 56s
Check Docker image (Debug)	2m 49s
Check capio-posix clang-format conformance	18s
Check capio-tests clang-format conformance	19s
Check capio-common clang-format conformance	14s
Check capio-server clang-format conformance	20s
Build Debug with g++-12	4m 46s
Build Debug with g++-11	4m 40s
Build Debug with clang-13	2m 45s
Build Debug with g++-10	5m 2s
Build Debug with g++-13	7m 51s
Build Debug with clang-18	3m 29s
Build Debug with clang-15	3m 11s
Build Release with g++-10	3m 18s
Build Debug with clang-16	2m 50s
Build Release with g++-12	4m 42s
Build Release with clang-16	3m 4s
Build Release with g++-13	9m 10s
Build Debug with clang-17	3m 7s
Build Release with clang-14	3m 38s
Build Release with clang-15	3m 41s
Build Release with clang-13	3m 41s
Build Release with clang-17	3m 0s
Build Release with clang-18	3m 19s
Build Release with g++-11	3m 14s
Build Debug with clang-14	2m 45s
Codecov report upload	-1s
	1h 28m 24s

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