Added nix files

.gitignore

@@ -19,3 +19,10 @@ noctalia
 # OS
 .DS_Store
 Thumbs.db
+
+# Nix
+.envrc
+.direnv/
+result/
+result
+result-*

flake.nix

@@ -0,0 +1,69 @@
+{
+  description = "Noctalia - A lightweight Wayland shell and bar";
+
+  inputs = {
+    nixpkgs.url = "https://channels.nixos.org/nixos-unstable/nixexprs.tar.xz";
+  };
+
+  outputs =
+    { self, nixpkgs }:
+    let
+      inherit (nixpkgs) lib;
+
+      systems = [
+        "x86_64-linux"
+        "aarch64-linux"
+      ];
+
+      forEachSystem =
+        perSystem:
+        lib.genAttrs systems (
+          system:
+          let
+            pkgs = nixpkgs.legacyPackages.${system};
+          in
+          perSystem { inherit pkgs system; }
+        );
+
+      mkDate =
+        longDate:
+        nixpkgs.lib.concatStringsSep "-" [
+          (builtins.substring 0 4 longDate)
+          (builtins.substring 4 2 longDate)
+          (builtins.substring 6 2 longDate)
+        ];
+
+      version = mkDate (self.lastModifiedDate or "19700101") + "" + (self.shortRev or "dirty");
+    in
+    {
+      overlays.default = final: prev: {
+        noctalia = final.callPackage ./nix/package.nix { inherit version; };
+      };
+
+      packages = forEachSystem (
+        { pkgs, ... }:
+        {
+          default = pkgs.callPackage ./nix/package.nix { inherit version; };
+        }
+      );
+
+      devShells = forEachSystem (
+        { pkgs, system }:
+        {
+          default = pkgs.callPackage ./nix/devshell.nix {
+            noctalia = self.packages.${system}.default;
+          };
+        }
+      );
+
+      apps = forEachSystem (
+        { system, ... }:
+        {
+          default = {
+            type = "app";
+            program = lib.getExe self.packages.${system}.default;
+          };
+        }
+      );
+    };
+}

nix/devshell.nix

@@ -0,0 +1,29 @@
+{
+  pkgs,
+  noctalia,
+}:
+pkgs.mkShell {
+  inputsFrom = [ noctalia ];
+
+  nativeBuildInputs = with pkgs; [
+    # Workflow & Hooks
+    just
+    lefthook
+
+    # Formatting (required by justfile)
+    clang-tools
+    gnugrep
+    gnused
+    findutils
+
+    # Debugging
+    gdb
+  ];
+
+  shellHook = ''
+    # Point to local assets so binaries find resources without installation
+    export NOCTALIA_ASSETS_DIR="$PWD/assets"
+
+    echo " Noctalia dev-shell | 'just --list' to see available tasks"
+  '';
+}

nix/package.nix

@@ -0,0 +1,77 @@
+{
+  lib,
+  stdenv,
+  version,
+  meson,
+  ninja,
+  pkg-config,
+  wayland-scanner,
+  wayland,
+  wayland-protocols,
+  libGL,
+  libglvnd,
+  freetype,
+  fontconfig,
+  cairo,
+  pango,
+  libxkbcommon,
+  sdbus-cpp_2,
+  systemd,
+  pipewire,
+  pam,
+  curl,
+  libwebp,
+  glib,
+  polkit
+}:
+
+stdenv.mkDerivation {
+  pname = "noctalia";
+  inherit version;
+
+  src = lib.cleanSource ../.;
+
+  postPatch = ''
+    # Remove -march=native and -mtune=native for reproducible builds
+    sed -i "s/'-march=native', '-mtune=native',//" meson.build
+  '';
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+    wayland-scanner
+  ];
+
+  buildInputs = [
+    wayland
+    wayland-protocols
+    libGL
+    libglvnd
+    freetype
+    fontconfig
+    cairo
+    pango
+    libxkbcommon
+    sdbus-cpp_2
+    systemd
+    pipewire
+    pam
+    curl
+    libwebp
+    glib
+    polkit
+  ];
+
+  mesonBuildType = "release";
+
+  ninjaFlags = [ "-v" ];
+
+  meta = with lib; {
+    description = "A lightweight Wayland shell and bar built directly on Wayland + OpenGL ES";
+    homepage = "https://github.com/noctalia-dev/noctalia-shell";
+    license = licenses.mit;
+    platforms = platforms.linux;
+    mainProgram = "noctalia";
+  };
+}