flake.nix

@@ -0,0 +1,43 @@
+{
+  description = "My NixOS config flake";
+
+  # No inputs, take this flakers
+
+  outputs =
+    _:
+    let
+      sources = import ./npins;
+      nixpkgs =
+        (import sources.flake-compat {
+          src = sources.nixpkgs;
+          copySourceTreeToStore = false;
+          useBuiltinsFetchTree = true;
+        }).outputs;
+      inherit (nixpkgs) lib;
+      pkgsFor = nixpkgs.legacyPackages;
+      inputs = sources;
+    in
+    {
+      nixosConfigurations = import ./default.nix;
+
+      packages = lib.mapAttrs (_: pkgs: {
+        inherit
+          (import ./packages {
+            inherit inputs pkgs sources;
+          })
+          fish
+          kakoune
+          ;
+      }) pkgsFor;
+      devShells = lib.mapAttrs (_: pkgs: {
+        default = pkgs.mkShellNoCC {
+          packages = [
+            (pkgs.callPackage (sources.npins + "/npins.nix") { })
+          ];
+          env.NPINS_OVERRIDE_nichts = ".";
+        };
+      }) pkgsFor;
+
+      templates = import ./templates;
+    };
+}

hosts/hermit/configuration.nix

@@ -44,7 +44,7 @@
         owncloud.enable = true;
       };
       hardware = {
-        nvidia.enable = true;
+        nvidia.enable = false;
         intel.enable = true;
         bluetooth = {
           enable = true;
@@ -55,7 +55,6 @@
         editors = {
           helix.enable = true;
         };
-        steam.enable = true;
       };
       sound.enable = true;
     };
@@ -75,6 +74,7 @@
     };
     programs = {
       ssh.enable = true;
+      btop.enable = true;
       nh.enable = true;
       thunar.enable = true;
     };

hosts/hermit/programs.nix

@@ -14,6 +14,7 @@
       calc
       cargo-info
       cbonsai
+      cinny-desktop
       cmus
       difftastic
       dua

modules/home/dev/helix.hjem.nix

@@ -188,6 +188,7 @@ let
         rust-analyzer = {
           command = getExe pkgs.rust-analyzer;
           config.rust-analyzer = {
+            checkOnSave.command = "clippy";
             procMacro.enable = true;
             cargo = {
               loadOutDirsFromCheck = true;

modules/home/hjem.mod.nix

@@ -15,13 +15,7 @@ let
 in
 {
 
-  imports = [
+  imports = [ (sources.hjem + "/modules/nixos") ];
-    (import sources.flake-compat {
-      src = sources.hjem;
-      copySourceTreeToStore = false;
-      useBuiltinsFetchTree = true;
-    }).outputs.nixosModules.default
-  ];
 
   config = {
     hjem = {

npins/sources.json

@@ -9,9 +9,9 @@
       },
       "branch": "master",
       "submodules": false,
-      "revision": "531e5219b25c1584461cc4b7fb11729a9b928b2b",
+      "revision": "995b210e86c9d89cdabbdee622681389ce6c95ac",
-      "url": "https://github.com/nix-community/comma/archive/531e5219b25c1584461cc4b7fb11729a9b928b2b.tar.gz",
+      "url": "https://github.com/nix-community/comma/archive/995b210e86c9d89cdabbdee622681389ce6c95ac.tar.gz",
-      "hash": "sha256-QmHTqpPugYmv7as7DqbVQLiXKdm73f0EpMg7nZvHQQQ="
+      "hash": "sha256-dNek1a8Yt3icWc8ZpVe1NGuG+eSoTDOmAAJbkYmMocU="
     },
     "flake-compat": {
       "type": "Git",
@@ -27,19 +27,6 @@
       "url": "https://git.lix.systems/lix-project/flake-compat/archive/549f2762aebeff29a2e5ece7a7dc0f955281a1d1.tar.gz",
       "hash": "sha256-NKw96t+BgHIYzHUjkTK95FqYRVKB8DHpVhefWSz/kTw="
     },
-    "ghostty": {
-      "type": "Git",
-      "repository": {
-        "type": "GitHub",
-        "owner": "ghostty-org",
-        "repo": "ghostty"
-      },
-      "branch": "main",
-      "submodules": false,
-      "revision": "d3cadf24952a6088affee9f752f75c3db8287801",
-      "url": "https://github.com/ghostty-org/ghostty/archive/d3cadf24952a6088affee9f752f75c3db8287801.tar.gz",
-      "hash": "sha256-OKeY9b+enmrLNKV9J2OCWYWNDC6MZuBbObknFCK8Qfs="
-    },
     "hjem": {
       "type": "Git",
       "repository": {
@@ -49,9 +36,9 @@
       },
       "branch": "main",
       "submodules": false,
-      "revision": "2426d6ad20e767895e936ed0c9563cc4e2b6c96f",
+      "revision": "3093a74542b30f8155954d585d0ae2401e3adbe5",
-      "url": "https://github.com/feel-co/hjem/archive/2426d6ad20e767895e936ed0c9563cc4e2b6c96f.tar.gz",
+      "url": "https://github.com/feel-co/hjem/archive/3093a74542b30f8155954d585d0ae2401e3adbe5.tar.gz",
-      "hash": "sha256-WJ70Dv+tJjIl7mMOqUgcdcz+RrujDRoeKptiU6oh1lI="
+      "hash": "sha256-LzojKFWAAreWyH56aupj/MLwuPPnnyzplw/xdbavC9c="
     },
     "impermanence": {
       "type": "Git",
@@ -75,9 +62,9 @@
       },
       "branch": "master",
       "submodules": false,
-      "revision": "892cbdca865d6b42f9c0d222fe309f7720259855",
+      "revision": "785a5701b22259b85735301b1aad19c2bee15498",
-      "url": "https://github.com/nix-community/lanzaboote/archive/892cbdca865d6b42f9c0d222fe309f7720259855.tar.gz",
+      "url": "https://github.com/nix-community/lanzaboote/archive/785a5701b22259b85735301b1aad19c2bee15498.tar.gz",
-      "hash": "sha256-aD6/scLN3L4ZszmNbhhd3JQ9Pzv1ScYFphz14wHinfs="
+      "hash": "sha256-pZQyCkqIFwGA77np+vqVQZgg2P0qPAI6x6kC3w6+PjE="
     },
     "lix": {
       "type": "Git",
@@ -89,9 +76,9 @@
       },
       "branch": "main",
       "submodules": false,
-      "revision": "fe6395cd4d7aa1ffd415cb2267ff431b5c66152f",
+      "revision": "321807a40e1fdd44d950ff01746c95cb6e2eced3",
-      "url": "https://git.lix.systems/lix-project/lix/archive/fe6395cd4d7aa1ffd415cb2267ff431b5c66152f.tar.gz",
+      "url": "https://git.lix.systems/lix-project/lix/archive/321807a40e1fdd44d950ff01746c95cb6e2eced3.tar.gz",
-      "hash": "sha256-AGzXkcbafClvd31K/C/Nb9MByIws+WV0lYKQ1JzvVQA="
+      "hash": "sha256-2sDX5Nv/DGIzZH+3pIlAUpZfVlMGz7Hl/mqHUaic+p8="
     },
     "lix-module": {
       "type": "Git",
@@ -103,9 +90,9 @@
       },
       "branch": "main",
       "submodules": false,
-      "revision": "1c906dd92e032bcb5a27f98cf53833cae889537f",
+      "revision": "4d4c2b8f0a801c91ce5b717c77fe3a17efa1402f",
-      "url": "https://git.lix.systems/lix-project/nixos-module/archive/1c906dd92e032bcb5a27f98cf53833cae889537f.tar.gz",
+      "url": "https://git.lix.systems/lix-project/nixos-module/archive/4d4c2b8f0a801c91ce5b717c77fe3a17efa1402f.tar.gz",
-      "hash": "sha256-IgD1JR7scSEwlK/YAbmrcTWpAYT30LPldCUHdzXkaMs="
+      "hash": "sha256-gbpuESxl/An4GTh7QEbQRYJozVIxWkwVGbWK0/0GoRc="
     },
     "nh": {
       "type": "Git",
@@ -116,9 +103,9 @@
       },
       "branch": "master",
       "submodules": false,
-      "revision": "6cd62b00023932effbf57f21879f4d2deae4b256",
+      "revision": "ec34a659652d98c225e2a97d100830365d7551c3",
-      "url": "https://github.com/nix-community/nh/archive/6cd62b00023932effbf57f21879f4d2deae4b256.tar.gz",
+      "url": "https://github.com/nix-community/nh/archive/ec34a659652d98c225e2a97d100830365d7551c3.tar.gz",
-      "hash": "sha256-28NHVSsYAp4vdSApAmbbdkG4bjhBODPDiyx/E4uMGpc="
+      "hash": "sha256-+MuFPjyJl3JbNVs3Xq9dATJEbEOvwF4LMUNMmmzO7mU="
     },
     "nil": {
       "type": "Git",
@@ -129,9 +116,9 @@
       },
       "branch": "main",
       "submodules": false,
-      "revision": "f80fe365cb441624d1608235e6e793e5dce47fb0",
+      "revision": "cd7a6f6d5dc58484e62a8e85677e06e47cf2bd4d",
-      "url": "https://github.com/oxalica/nil/archive/f80fe365cb441624d1608235e6e793e5dce47fb0.tar.gz",
+      "url": "https://github.com/oxalica/nil/archive/cd7a6f6d5dc58484e62a8e85677e06e47cf2bd4d.tar.gz",
-      "hash": "sha256-nFK2XhrDS5igmkDQWmyTcgiJsEr3KOcR31DaSy+Fy9s="
+      "hash": "sha256-fK4INnIJQNAA8cyjcDRZSPleA+N/STI6I0oBDMZ2r+E="
     },
     "niri": {
       "type": "GitRelease",
@@ -168,8 +155,8 @@
     "nixpkgs": {
       "type": "Channel",
       "name": "nixpkgs-unstable",
-      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-25.11pre852965.c3e5d9f86b3f/nixexprs.tar.xz",
+      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-25.11pre836767.e44b8dc0882d/nixexprs.tar.xz",
-      "hash": "sha256-izg2LuZgjCZx+B6J+lYhk1Jo4L0yAHsZTRD8vHRhD9A="
+      "hash": "sha256-euf3HhNllLzdAjWqfM+sgM8WE8H8sl7O61LpjOxsQN8="
     },
     "npins": {
       "type": "Git",
@@ -180,9 +167,9 @@
       },
       "branch": "master",
       "submodules": false,
-      "revision": "e4683671e145c652c371b6b8ad9b0d757c88853c",
+      "revision": "afa9fe50cb0bff9ba7e9f7796892f71722b2180d",
-      "url": "https://github.com/andir/npins/archive/e4683671e145c652c371b6b8ad9b0d757c88853c.tar.gz",
+      "url": "https://github.com/andir/npins/archive/afa9fe50cb0bff9ba7e9f7796892f71722b2180d.tar.gz",
-      "hash": "sha256-Nu86s1xok+1EFM0J9e55hrYPgfoutEZUDBpeXReCOaY="
+      "hash": "sha256-D6dYAMk9eYpBriE07s8Q7M3WBT7uM9pz3RKIoNk+h7I="
     },
     "quickshell": {
       "type": "Git",
@@ -192,9 +179,9 @@
       },
       "branch": "master",
       "submodules": false,
-      "revision": "f7597cdae2d537c5b12843599955856090dc49d5",
+      "revision": "a5431dd02dc23d9ef1680e67777fed00fe5f7cda",
       "url": null,
-      "hash": "sha256-UkKaPXTPzT7HAcBOV4NlWx2GAEJaTf0eb5OX6Q6jPqg="
+      "hash": "sha256-vqkSDvh7hWhPvNjMjEDV4KbSCv2jyl2Arh73ZXe274k="
     },
     "spicetify-nix": {
       "type": "Git",
@@ -205,9 +192,9 @@
       },
       "branch": "master",
       "submodules": false,
-      "revision": "2bedaf52261ef2adbe71af70820aeb41dfe9a5ef",
+      "revision": "26c488b60360e15db372483d826cec89ac532980",
-      "url": "https://github.com/Gerg-L/spicetify-nix/archive/2bedaf52261ef2adbe71af70820aeb41dfe9a5ef.tar.gz",
+      "url": "https://github.com/Gerg-L/spicetify-nix/archive/26c488b60360e15db372483d826cec89ac532980.tar.gz",
-      "hash": "sha256-lD4Zn37DWEx0X1DqM3npH68b7oh81H8BaaO3c6Ol/DQ="
+      "hash": "sha256-Ow+qyFckroPS4SQFHcFZ8mKh3HIQ2pQdC6DRjiYF9EE="
     },
     "systems": {
       "type": "Git",
@@ -231,9 +218,9 @@
       },
       "branch": "main",
       "submodules": false,
-      "revision": "f68a9795616699870d213dc9e641dab655aa434a",
+      "revision": "154724c7b1bd49654ea55df719e1eb3219ec2000",
-      "url": "https://github.com/notashelf/watt/archive/f68a9795616699870d213dc9e641dab655aa434a.tar.gz",
+      "url": "https://github.com/notashelf/watt/archive/154724c7b1bd49654ea55df719e1eb3219ec2000.tar.gz",
-      "hash": "sha256-pETi/Fs+8FF2ZuE+JyK9+NcFaDPMHx71UdWgmzjxvkQ="
+      "hash": "sha256-hw3rL4rlIlYJMTeE7DlQ3lRhQDJURAhE+PC/NT4VAAQ="
     }
   },
   "version": 6

packages/default.nix

@@ -0,0 +1,16 @@
+{
+  inputs,
+  pkgs,
+  sources,
+}:
+let
+  inherit (pkgs) lib;
+  kakoune = pkgs.callPackage ./kakoune.nix { };
+  fish = pkgs.callPackage ./fish { inherit lib; };
+in
+{
+  inherit
+    kakoune
+    fish
+    ;
+}

packages/fish/aliases.nix

@@ -0,0 +1,26 @@
+{ pkgs, ... }:
+let
+  inherit (pkgs.lib) getExe;
+in
+{
+  ls = "${getExe pkgs.eza} --icons=never";
+  la = "${getExe pkgs.eza} --icons=never -lha --git";
+
+  g = "git";
+  n = "nix";
+  k = "kak";
+
+  c = "clear";
+  cc = "cd ~ && clear";
+  mv = "mv -iv";
+  rm = "${pkgs.trash-cli}/bin/trash";
+  lg = "${getExe pkgs.lazygit}";
+
+  ytopus = "yt-dlp -x --embed-metadata --audio-quality 0 --audio-format opus --embed-metadata --embed-thumbnail";
+
+  cat = "${getExe pkgs.bat}";
+
+  kys = "shutdown now";
+
+  cd = "z";
+}

packages/fish/config.fish

@@ -0,0 +1 @@
+set fish_greeting

packages/fish/default.nix

@@ -0,0 +1,45 @@
+# This shell setup was originally inspired by sioodmy.
+# Some further cool tricks, like using vendor_conf.d to avoid having
+# to build fish myself, are taken from viperml's setup.
+{ pkgs, ... }:
+let
+  inherit (pkgs) lib;
+  inherit (lib.strings) concatStringsSep;
+  inherit (lib.attrsets) mapAttrsToList;
+
+  toml = pkgs.formats.toml { };
+  starship-config = import ./starship.nix;
+  aliases = import ./aliases.nix { inherit pkgs; };
+  vendorConf = "share/fish/vendor_conf.d";
+
+  fishinit = import ./fishinit.nix {
+    inherit
+      pkgs
+      aliasesStr
+      vendorConf
+      ;
+  };
+
+  aliasesStr = mapAttrsToList (k: v: "alias ${k}=\"${v}\"") aliases |> concatStringsSep "\n";
+
+  packages = import ./packages.nix pkgs;
+in
+(pkgs.symlinkJoin {
+  name = "fish";
+  paths = [ pkgs.fish ] ++ packages;
+  nativeBuildInputs = [ pkgs.makeWrapper ];
+  postBuild = ''
+    wrapProgram $out/bin/fish \
+    --set STARSHIP_CONFIG "${toml.generate "starship.toml" starship-config}" \
+    --prefix XDG_DATA_DIRS : "${
+      lib.makeSearchPathOutput "out" "share" [
+        fishinit
+      ]
+    }"
+  '';
+}).overrideAttrs
+  (_: {
+    passthru = {
+      shellPath = "/bin/fish";
+    };
+  })

packages/fish/fishinit.nix

@@ -0,0 +1,34 @@
+{
+  pkgs,
+  aliasesStr,
+  vendorConf,
+}:
+pkgs.writeTextDir "${vendorConf}/blox_config.fish"
+  # fish
+  ''
+    # source ${pkgs.fishPlugins.sponge}/share/zsh-defer/zsh-defer.plugin.zsh
+    ${pkgs.atuin}/bin/atuin init fish | source
+    bind up _atuin_bind_up
+
+    ${pkgs.zoxide}/bin/zoxide init fish | source
+    # abbr --erase cd &>/dev/null
+    # alias cd=__zoxide_z
+
+    # abbr --erase ci &>/dev/null
+    # alias ci=__zoxide_zi
+
+
+    ${pkgs.starship}/bin/starship init fish | source
+    ${pkgs.direnv}/bin/direnv hook fish | source
+    ${pkgs.pay-respects}/bin/pay-respects fish --alias f --nocnf | source
+
+    # I need to source /etc/profile using foreign-env, to get stuff set by nixos, e.g. environment.systemVariables.
+    # set -p fish_function_path ${pkgs.fishPlugins.foreign-env}/share/fish/vendor_functions.d
+
+    # fenv source /etc/profile
+
+    source ${./config.fish}
+
+
+    ${aliasesStr}
+  ''

packages/fish/packages.nix

@@ -0,0 +1,67 @@
+pkgs:
+builtins.attrValues {
+  inherit (pkgs)
+    # better cd
+    zoxide
+    # pipe viewer
+    pv
+    # hex editor
+    bvi
+    #better ls
+    eza
+    atuin
+    # better cat
+    bat
+    # clipboard
+    # yazi
+    serpl
+    diff-so-fancy
+    tig
+    direnv
+    sesh
+    mprocs
+    curlie
+    entr
+    procs
+    sd
+    # mult
+    glow
+    # dua-cli
+    dust
+    kondo
+    # better grep
+    ripgrep
+    # IP stuff
+    dig
+    # simply the best fetch tool out there
+    microfetch
+    fzf
+    element
+    difftastic
+    hexyl
+    yazi
+    gnumake
+    asciinema
+    inetutils
+    tokei
+    starship
+    wget
+    cpufetch
+    watchman
+    # yt-dlp # borked check phase
+    tealdeer
+    hyperfine
+    imagemagick
+    ffmpeg-full
+    # catimg
+    timg
+    nmap
+    fd
+    jq
+    rsync
+    figlet
+    unzip
+    zip
+    trash-cli
+    ;
+}

packages/fish/starship.nix

@@ -0,0 +1,123 @@
+{
+  add_newline = false;
+  aws.symbol = "  ";
+  buf.symbol = " ";
+  bun.symbol = " ";
+  c.symbol = " ";
+  cmake.symbol = " ";
+  conda.symbol = " ";
+  cpp.symbol = " ";
+  crystal.symbol = " ";
+  dart.symbol = " ";
+  deno.symbol = " ";
+  directory.read_only = " 󰌾";
+  docker_context.symbol = " ";
+  elixir.symbol = " ";
+  elm.symbol = " ";
+  fennel = {
+    symbol = " ";
+  };
+  fossil_branch = {
+    symbol = " ";
+  };
+  gcloud = {
+    symbol = "  ";
+  };
+  git_branch = {
+    symbol = " ";
+  };
+  git_commit = {
+    tag_symbol = "  ";
+  };
+  golang.symbol = " ";
+  gradle = {
+    symbol = " ";
+  };
+  guix_shell = {
+    symbol = " ";
+  };
+  haskell = {
+    symbol = " ";
+  };
+  haxe = {
+    symbol = " ";
+  };
+  hg_branch = {
+    symbol = " ";
+  };
+  hostname = {
+    ssh_symbol = " ";
+  };
+  java = {
+    symbol = " ";
+  };
+  julia = {
+    symbol = " ";
+  };
+  kotlin = {
+    symbol = " ";
+  };
+  lua = {
+    symbol = " ";
+  };
+  memory_usage = {
+    symbol = "󰍛 ";
+  };
+  meson = {
+    symbol = "󰔷 ";
+  };
+  nim = {
+    symbol = "󰆥 ";
+  };
+  nix_shell = {
+    symbol = " ";
+  };
+  nodejs = {
+    symbol = " ";
+  };
+  ocaml = {
+    symbol = " ";
+  };
+  os = {
+    symbols = {
+      Linux = " ";
+      NixOS = " ";
+    };
+  };
+  package = {
+    symbol = "󰏗 ";
+  };
+  perl = {
+    symbol = " ";
+  };
+  php = {
+    symbol = " ";
+  };
+  pijul_channel = {
+    symbol = " ";
+  };
+  pixi = {
+    symbol = "󰏗 ";
+  };
+  python = {
+    symbol = " ";
+  };
+  rlang = {
+    symbol = "󰟔 ";
+  };
+  ruby = {
+    symbol = " ";
+  };
+  rust = {
+    symbol = "󱘗 ";
+  };
+  scala = {
+    symbol = " ";
+  };
+  swift = {
+    symbol = " ";
+  };
+  zig = {
+    symbol = " ";
+  };
+}

packages/kakoune.nix

@@ -0,0 +1,69 @@
+{
+  fetchFromGitHub,
+  makeWrapper,
+  stdenv,
+  symlinkJoin,
+  kakounePlugins,
+  ...
+}:
+let
+  custom-kakoune = stdenv.mkDerivation {
+    name = "custom-kakoune";
+    src = fetchFromGitHub {
+      owner = "mawww";
+      repo = "kakoune";
+      rev = "da5e5bc635fa6a3def21d3d59906b9ee0f1d1831";
+      hash = "sha256-+xqJrJr6nnmEpQaizQ3JMDEISCD8IMB84NJZiXJ74kY=";
+    };
+
+    makeFlags = [
+      "debug=no"
+      "PREFIX=${placeholder "out"}"
+    ];
+
+    enableParallellBuilding = true;
+
+    doInstallCheck = false;
+    installCheckPhase = ''
+      $out/bin/kak -ui json -e "kill 0"
+    '';
+    postInstall = ''
+      cd "$out/share/kak"
+      autoload_target=$(readlink autoload)
+      rm autoload
+      mkdir autoload
+      ln -s --relative "$autoload_target" autoload
+    '';
+  };
+  plugins = builtins.attrValues {
+    inherit (kakounePlugins) ;
+  };
+
+  kakoune-wrapped = symlinkJoin {
+    name = "kakoune-wrapped";
+    nativeBuildInputs = [ makeWrapper ];
+    paths = [ custom-kakoune ] ++ plugins;
+
+    postBuild = ''
+      # create a directory for bins that kakoune needs
+      # access to, without polluting the users path by adding
+      # that binary nested with this symlinkJoin.
+      mkdir -p $out/share/kak/bin
+
+      # location of kak binary is used to find ../share/kak/autoload,
+      # unless explicitly overriden with KAKOUNE_RUNTIME
+      rm "$out/bin/kak"
+      makeWrapper "${custom-kakoune}/bin/kak" "$out/bin/kak" \
+        --set KAKOUNE_RUNTIME "$out/share/kak" \
+        --suffix PATH : "$out/share/kak/bin"
+
+      # currently kakoune ignores doc files if they are symlinks, so workaround by
+      # copying doc files over, so they become regular files...
+      mkdir "$out/DELETE_ME"
+      mv "$out/share/kak/doc" "$out/DELETE_ME"
+      cp -r --dereference "$out/DELETE_ME/doc" "$out/share/kak"
+      rm -Rf "$out/DELETE_ME"
+    '';
+  };
+in
+kakoune-wrapped

templates/default.nix

@@ -0,0 +1,6 @@
+{
+  rust = {
+    path = ./rust;
+    description = "Rust project template";
+  };
+}

templates/rust/.envrc

@@ -0,0 +1 @@
+use flake

templates/rust/Cargo.toml

@@ -0,0 +1,5 @@
+[package]
+name = "sample-rust"
+version = "0.0.1"
+license     = "GPL-3.0-only"
+edition = "2024"

templates/rust/default.nix

@@ -0,0 +1,8 @@
+{ rustPlatform }:
+rustPlatform.buildRustPackage {
+  pname = "some-rust-package";
+  version = "0.0.1";
+
+  src = ./.;
+  cargoLock.lockFile = ./Cargo.lock;
+}

templates/rust/flake.nix

@@ -0,0 +1,36 @@
+{
+  description = "Rust project template";
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    systems.url = "github:nix-systems/default-linux";
+  };
+
+  outputs =
+    inputs:
+    let
+      inherit (inputs.nixpkgs) lib;
+      inherit (lib.attrsets) genAttrs mapAttrs;
+
+      eachSystem = genAttrs (import inputs.systems);
+      pkgsFor = inputs.nixpkgs.legacyPackages;
+    in
+    {
+      packages = eachSystem (system: {
+        default = inputs.self.packages.${system}.ralc;
+        ralc = pkgsFor.${system}.callPackage ./nix/package.nix { };
+      });
+
+      devShells = mapAttrs (_: pkgs: {
+        default = pkgs.mkShell {
+          packages = with pkgs; [
+            cargo
+            rustc
+            rustfmt
+            bacon
+            rust-analyzer
+            rustPackages.clippy
+          ];
+        };
+      }) pkgsFor;
+    };
+}

templates/rust/src/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello World!");
+}