add FB example in H5 format #214

Job	Run time
build (ubuntu-22.04-g++-12-mpi:ON-openmp:ON)	3m 57s
build (ubuntu-22.04-g++-12-mpi:ON-openmp:OFF)	3m 54s
build (ubuntu-22.04-g++-12-mpi:OFF-openmp:ON)	3m 45s
build (ubuntu-22.04-g++-12-mpi:OFF-openmp:OFF)	4m 8s
build (macos-14-clang++-mpi:OFF-openmp:ON)	3m 22s
build (macos-14-clang++-mpi:OFF-openmp:OFF)	4m 41s
doc (ubuntu-22.04-g++-12-mpi:OFF-openmp:OFF)	4m 25s
test (ubuntu-22.04-g++-12-mpi:ON-openmp:ON)	8m 44s
test (ubuntu-22.04-g++-12-mpi:ON-openmp:OFF)	8m 29s
test (ubuntu-22.04-g++-12-mpi:OFF-openmp:ON)	5m 21s
test (ubuntu-22.04-g++-12-mpi:OFF-openmp:OFF)	5m 21s
test (macos-14-clang++-mpi:OFF-openmp:ON)	3m 49s
test (macos-14-clang++-mpi:OFF-openmp:OFF)	3m 32s
	1h 3m 28s

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