refactor notification protocols #7597

Job	Run time
MacOS: Build Debug	15m 11s
MacOS: Build Release	18m 14s
Linux: clang-tidy	1h 23m 45s
${{ matrix.options.name }}	0s
Self-hosted: Linux: gcc-13 coverage/sonar	0s
Self-hosted: Linux: gcc-13 ASAN	16m 13s
Self-hosted: Linux: clang-16 TSAN WAVM	34m 54s
Self-hosted: Linux: clang-16 UBSAN	33m 8s
Self-hosted docker: Build Debug	16m 21s
Self-hosted docker: Build Release	11m 11s
Self-hosted docker: Build RelWithDebInfo	15m 51s
Zombie-Tests	0s
	4h 4m 48s

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