flake.nix

{
  description = "My personal NUR repository";
  nixConfig = {
    substituters = [
      # replace official cache with a mirror located in China
      "https://mirrors.tuna.tsinghua.edu.cn/nix-channels/store"
      "https://mirrors.ustc.edu.cn/nix-channels/store"
      "https://cache.nixos.org/"
    ];
  };
  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
  outputs = { self, nixpkgs }:
    let
      systems = [
        "x86_64-linux"
        "i686-linux"
        "x86_64-darwin"
        "aarch64-linux"
        "armv6l-linux"
        "armv7l-linux"
      ];
      forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f system);
    in
    {
      legacyPackages = forAllSystems (system: import ./default.nix {
        pkgs = import nixpkgs { inherit system; };
      });
      packages = forAllSystems (system: nixpkgs.lib.filterAttrs (_: v: nixpkgs.lib.isDerivation v) self.legacyPackages.${system});
    };
}