Build GCC and push, with digest only #166

Job	Run time
build (linux/arm64, ubuntu-24.04-arm, bullseye, gcc, 12)	54s
build (linux/amd64, ubuntu-24.04, bookworm, gcc, 13)	58s
build (linux/amd64, ubuntu-24.04, bookworm, gcc, 12)	59s
build (linux/amd64, ubuntu-24.04, bookworm, clang, 17)	57s
build (linux/arm64, ubuntu-24.04-arm, bookworm, clang, 18)	52s
build (linux/arm64, ubuntu-24.04-arm, bookworm, gcc, 14)	1m 0s
build (linux/amd64, ubuntu-24.04, bookworm, clang, 20)	58s
build (linux/amd64, ubuntu-24.04, bullseye, gcc, 12)	53s
build (linux/amd64, ubuntu-24.04, bookworm, clang, 16)	58s
build (linux/arm64, ubuntu-24.04-arm, bookworm, gcc, 15)	59s
build (linux/arm64, ubuntu-24.04-arm, bookworm, clang, 17)	52s
build (linux/amd64, ubuntu-24.04, bookworm, clang, 18)	57s
build (linux/amd64, ubuntu-24.04, bookworm, gcc, 14)	58s
build (linux/amd64, ubuntu-24.04, bookworm, clang, 19)	1s
build (linux/arm64, ubuntu-24.04-arm, bookworm, clang, 16)	51s
build (linux/arm64, ubuntu-24.04-arm, bookworm, gcc, 13)	53s
build (linux/amd64, ubuntu-24.04, bookworm, gcc, 15)	58s
build (linux/arm64, ubuntu-24.04-arm, bookworm, clang, 20)	51s
build (linux/arm64, ubuntu-24.04-arm, bookworm, clang, 19)	52s
build (linux/arm64, ubuntu-24.04-arm, bookworm, gcc, 12)	56s
merge	0s
	17m 37s

Provide feedback