use child workflows #360

Job	Run time
Prepare Build	20s
Build Deps (arm64) / alpine.3.20	58s
Build Deps (arm64) / centos.stream.9	1m 44s
Build Deps (arm64) / debian.12	1m 25s
Build Deps (amd64) / alpine.3.20	50s
Build Deps (arm64) / fedora.40	1m 32s
Build Deps (amd64) / centos.stream.9	1m 25s
Build Deps (arm64) / ubuntu.20.04	1m 29s
Build Deps (amd64) / debian.12	59s
Build Deps (arm64) / ubuntu.22.04	1m 23s
Build Deps (amd64) / fedora.40	1m 19s
Build Deps (arm64) / ubuntu.24.04	1m 46s
Build Deps (amd64) / ubuntu.20.04	1m 23s
Build Deps (amd64) / ubuntu.22.04	1m 2s
Build Deps (amd64) / ubuntu.24.04	1m 1s
Build Deps Manifests / alpine.3.20	1m 0s
Build Deps Manifests / centos.stream.9	48s
Build Deps Manifests / debian.12	45s
Build Deps Manifests / fedora.40	39s
Build Deps Manifests / ubuntu.20.04	44s
Build Deps Manifests / ubuntu.22.04	45s
Build Deps Manifests / ubuntu.24.04	37s
	23m 54s

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