Build

refactor: replace BUILD_GUI with BUILD_GUI_HELPER and simplify build … #519

Job	Run time
setup-matrix	3s
build-gpgui (ubuntu-24.04-arm)	6m 59s
tarball	11s
build-gpgui (amd64)	8m 31s
tarball-offline	2m 56s
build-gp (pkg, amd64)	6m 17s
build-gp (deb, ubuntu-24.04-arm)	5m 36s
build-gp (binary, ubuntu-24.04-arm)	8m 20s
build-gp (ubuntu-rolling, amd64)	7m 49s
build-gp (ubuntu-rolling, ubuntu-24.04-arm)	5m 42s
build-gp (pkg, ubuntu-24.04-arm)	5m 24s
build-gp (rpm, ubuntu-24.04-arm)	6m 8s
build-gp (binary, amd64)	9m 22s
build-gp (deb, amd64)	7m 50s
build-gp (rpm, amd64)	6m 2s
gh-release	25s
	1h 27m 35s

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