{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-parts.url = "github:hercules-ci/flake-parts";
    esp-rs.url = "github:leighleighleigh/esp-rs-nix";
  };

  outputs = inputs @ { flake-parts, esp-rs, ... }:
    flake-parts.lib.mkFlake { inherit inputs; } {
      systems = [ "x86_64-linux" ];

      imports = [
        "${esp-rs}/package.nix"
      ];

      perSystem = { pkgs, self', ... }: {
        devShells.default = pkgs.mkShell {
          packages = [
            self'.packages.esp-rs
            pkgs.rust-analyzer
            pkgs.rustup
            pkgs.espflash
            pkgs.pkg-config
            pkgs.stdenv.cc
          ];

          shellHook = ''
            export RUSTUP_TOOLCHAIN=${self'.packages.esp-rs}
          '';
        };
      };
    };
}