Add Alpine-based Docker image for the repository #4418

Job	Run time
pre-commit / check-file-sizes	8s
pre-commit / pre-commit	1m 15s
mac / clang-build (Debug)	1m 59s
windows / msvc-build (Release)	2m 3s
mac / clang-build (Release)	2m 34s
windows / clang-build	2m 52s
ubuntu / clang-build (ubuntu-24.04)	2m 58s
ubuntu / clang-build (ubuntu-24.04-arm)	1m 48s
windows / msvc-build (Debug)	3m 9s
ubuntu / gcc-build (ubuntu-24.04-arm, Debug)	1m 51s
ubuntu / gcc-build (ubuntu-24.04, Release)	2m 20s
ubuntu / gcc-build (ubuntu-24.04-arm, Release)	2m 0s
ubuntu / gcc-build (ubuntu-24.04, Debug)	2m 11s
mac / clang-test	6m 20s
windows / clang-test	2m 43s
ubuntu / clang-test (ubuntu-24.04-arm)	8m 24s
ubuntu / clang-test (ubuntu-24.04)	8m 32s
ubuntu / clang-sanitizer-build (ubuntu-24.04)	3m 40s
windows / msvc-test	5m 28s
ubuntu / gcc-test (ubuntu-24.04-arm)	8m 21s
ubuntu / gcc-test (ubuntu-24.04)	8m 29s
windows / clang-test-extended	3m 7s
windows / msvc-test-extended	3m 2s
mac / clang-test-extended	2m 32s
ubuntu / clang-sanitizer-test (ubuntu-24.04)	2m 52s
ubuntu / clang-test-extended (ubuntu-24.04)	4m 33s
ubuntu / clang-test-extended (ubuntu-24.04-arm)	4m 34s
ubuntu / gcc-test-extended (ubuntu-24.04-arm)	4m 52s
ubuntu / gcc-test-extended (ubuntu-24.04)	4m 34s
ubuntu / clang-sanitizer-test-extended (ubuntu-24.04)	2m 22s
ubuntu / gcc-build-codecov	7m 46s
perf / ubuntu-gcc-build-perf-stats	1m 29s
perf / macos-clang-build-perf-stats	1m 42s
pages / build-scoreboard	22s
pages / build-doxygen-xml	21s
pages / build-sphinx	45s
pages / deploy-pages	0s
	2h 3m 58s

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