Add bench_solve.jl (#152) #768

Job	Run time
Julia pre - ubuntu-latest - x64 - with code coverage	5m 29s
Julia 1.11 - ubuntu-latest - x64 - with code coverage	4m 15s
Julia 1 - ubuntu-latest - x64 - push	10m 8s
Documentation	6m 10s
Julia 1.10 - ubuntu-latest - x64 - push	7m 32s
Julia 1 - windows-latest - x64 - push	14m 26s
Julia 1 - macOS-latest - aarch64 - push	7m 28s
Julia pre - ubuntu-latest - x64 - push	9m 23s
Julia 1.10 - ubuntu-latest - x64 - with code coverage	4m 36s
	1h 9m 27s

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