adding nix packaging

.gitignore

@@ -29,4 +29,4 @@ pnpm-debug.log*
 
 # macOS-specific files
 .DS_Store
-
+result

derivation.nix

@@ -0,0 +1,23 @@
+{ domain, mkPnpmPackage, pkg-config, vips, nodePackages_latest}:
+
+mkPnpmPackage {
+    src = ./.;
+
+    installInPlace = true;
+
+    postPatch = ''
+      substituteInPlace ascii.config.ts \
+        --replace 'ascii.coffee' '${domain}'
+    '';
+
+    script = "build";
+
+    nativeBuildInputs = [pkg-config vips nodePackages_latest.pnpm];
+    buildInputs = [pkg-config vips nodePackages_latest.pnpm];
+
+
+    installPhase = ''
+      mkdir -p $out/bin
+      cp -r ./dist/* $out/bin/
+    '';
+}

flake.nix

@@ -0,0 +1,36 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    pnpm2nix = {
+      url = "github:nzbr/pnpm2nix-nzbr";
+      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.flake-utils.follows = "flake-utils";
+    };
+
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, pnpm2nix, flake-utils, ... }:
+    flake-utils.lib.eachDefaultSystem
+      (system:
+        let
+          pkgs = nixpkgs.legacyPackages.${system};
+          package-ascii-coffee = pkgs.callPackage ./derivation.nix {
+            domain = "ascii.coffee";
+            mkPnpmPackage = pnpm2nix.packages."${system}".mkPnpmPackage;
+          };
+        in
+        rec {
+          checks = packages;
+          packages = {
+            ascii-coffee-website = package-ascii-coffee;
+            default = package-ascii-coffee;
+          };
+        }
+      ) // {
+      overlays.default = final: prev: {
+        inherit (self.packages.${prev.system})
+          ascii-coffee-website;
+      };
+    };
+}