Test

Be able to let findlib/dune to use libraries available from OPAM #156

	name: Test
	on: [push, pull_request]
	jobs:
	test:
	strategy:
	matrix:
	ocaml-compiler: [5.2.1]
	name: OCaml ${{ matrix.ocaml-compiler }}
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: ocaml/setup-ocaml@v3
	with:
	ocaml-compiler: ${{ matrix.ocaml-compiler }}
	opam-local-packages: \|
	*.opam
	!ocaml-solo5-cross-aarch64.opam
	- name: Install ocaml-solo5 and dune
	run: opam install ocaml-solo5 conf-libseccomp dune
	- name: Compile example with hvt
	run: MODE=hvt opam exec -- dune build --root example
	- name: Compile example with spt
	run: MODE=spt opam exec -- dune build --root example
	- name: Run example with spt
	run: opam exec -- solo5-spt example/_build/solo5/main.exe
	- name: Compile a failing example with spt
	run: MODE=spt SOLO5TEST=sysfail opam exec -- dune build --root example
	- name: Run a failing example with spt
	run: \|
	! opam exec -- solo5-spt example/_build/solo5/main.exe
	- name: Compile example with virtio
	run: MODE=virtio opam exec -- dune build --root example
	- name: Compile example with muen
	run: MODE=muen opam exec -- dune build --root example
	- name: Compile example with xen
	run: MODE=xen opam exec -- dune build --root example

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