flake.nix

{
  description = "Basic Haskell flake";
  inputs.haskell-nix.url = "github:input-output-hk/haskell.nix";
  inputs.nixpkgs.follows = "haskell-nix/nixpkgs-2511";
  inputs.flake-utils.url = "github:numtide/flake-utils";
  outputs = inputs@{ self, nixpkgs, flake-utils, haskell-nix, ... }:
    flake-utils.lib.eachSystem [ "x86_64-linux" ] (system:
      let
        overlays = [
          haskell-nix.overlay
          (final: prev: {
            myHaskellProject =
              final.haskell-nix.hix.project {
                src = ./.;
                compiler-nix-name = "ghc912";
                evalSystem = "x86_64-linux";
                crossPlatforms = p: [ p.aarch64-multiplatform ];
                shell.tools.cabal = "latest";
                shell.tools.haskell-language-server = "latest";
                shell.withHoogle = false;
              };
          })
        ];
        pkgs = import nixpkgs { inherit system overlays; inherit (haskell-nix) config; };
      in
      pkgs.myHaskellProject.flake { });
}