exploring adding a thin Julia wrapper of Rusty PECOS #1

Job	Run time
check_pr_push	3s
build_julia_binaries (ubuntu-latest, aarch64)	1m 6s
build_julia_binaries (macos-latest, aarch64)	50s
build_julia_binaries (macos-latest, x86_64)	47s
build_julia_binaries (windows-latest, x86_64)	52s
build_julia_binaries (ubuntu-latest, x86_64)	40s
test_binaries	0s
create_release_bundle	0s
create_jll_package	0s
	4m 18s

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