cannot install qt5-qtbase (needs icu 74 rebuild)
$ apk add qt5-qtbase
OK: 7 MiB in 15 packages
ERROR: unable to select packages:
so:libicui18n.so.73 (no such package):
required by: qt5-qtbase-5.15.10_git20230714-r0[so:libicui18n.so.73]
so:libicuuc.so.73 (no such package):
required by: qt5-qtbase-5.15.10_git20230714-r0[so:libicuuc.so.73]