Dune 2.3.1 on esy

esy.json

{
  "dependencies": {
    "ocaml": "4.6.x",
    "@opam/ocaml-lsp-server": "ocaml/ocaml-lsp:ocaml-lsp-server.opam"
  },
  "resolutions": {
    "@opam/dune": {
      "source": "https://github.com/ocaml/dune/releases/download/2.5.1/dune-2.5.1.tbz#6c09f4d53e9169498ab017597c4343ceb00f6ead",
      "override": {
        "buildsInSource": true,
        "build": [
          ["ocaml", "configure.ml", "--libdir", "#{self.lib}"],
          ["ocaml", "bootstrap.ml"],
          ["./dune.exe", "build", "-p", "dune", "--profile", "dune-bootstrap"]
        ],
        "install": "esy-installer dune.install",
        "buildEnv": {
          "OCAMLFIND_CONF": "$SECONDARY_OCAMLFIND_CONF"
        },
        "dependencies": {
          "esy-secondary-toolchain-findlib-conf": "*"
        }
      }
    },
    "esy-secondary-toolchain-findlib-conf": "prometheansacrifice/esy-secondary-toolchain-findlib-conf#3b2d207",
    "@opam/ocaml-secondary-compiler": "esy-ocaml/ocaml#a5a77246b60f3"
  }
}