Add note length edit preview #197

Job	Run time
prepare-package (windows-latest, Clang)	33m 14s
prepare-package (windows-latest, MSVC)	28m 35s
prepare-package (ubuntu-latest, Clang)	1h 12m 21s
build (windows-latest, Release, Clang)	40m 3s
build (windows-latest, Debug, MSVC)	37m 26s
build (windows-latest, Release, MSVC)	37m 11s
build (windows-latest, Debug, Clang)	38m 52s
build (ubuntu-latest, Release, Clang)	1h 23m 11s
build (ubuntu-latest, Debug, Clang)	1h 25m 14s
	7h 36m 7s

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