feat: add nix support (#336)

README.md

@@ -33,6 +33,23 @@ The formula pulls in all required runtime libraries automatically.
 yay -S cliamp
 ```
 
+**Nix**
+
+```sh
+nix run github:bjarneo/cliamp
+```
+
+For a declarative NixOS configuration, add `github:bjarneo/cliamp` as a flake
+input and install its default package:
+
+```nix
+inputs.cliamp.url = "github:bjarneo/cliamp";
+
+environment.systemPackages = [
+  inputs.cliamp.packages.${pkgs.stdenv.hostPlatform.system}.default
+];
+```
+
 **Go**
 
 ```sh

flake.lock

@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1787135253,
+        "narHash": "sha256-RD2kNWCG+Bjo6h+JVjWVNntZs2GtRoeY2xHjts/FNkA=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "ffb3c9b700e759be2ef13237c9d8f953b32a1e46",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,43 @@
+{
+  description = "A retro terminal music player inspired by Winamp";
+
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+
+  outputs =
+    { self, nixpkgs }:
+    let
+      systems = [
+        "aarch64-linux"
+        "x86_64-linux"
+      ];
+      forAllSystems = nixpkgs.lib.genAttrs systems;
+      version =
+        if self ? shortRev then
+          self.shortRev
+        else if self ? dirtyShortRev then
+          self.dirtyShortRev
+        else
+          "dev";
+    in
+    {
+      packages = forAllSystems (
+        system:
+        let
+          pkgs = nixpkgs.legacyPackages.${system};
+          cliamp = pkgs.callPackage ./nix/package.nix { inherit version; };
+        in
+        {
+          inherit cliamp;
+          default = cliamp;
+        }
+      );
+
+      apps = forAllSystems (system: {
+        default = {
+          type = "app";
+          program = nixpkgs.lib.getExe self.packages.${system}.default;
+          meta.description = "Run cliamp";
+        };
+      });
+    };
+}

nix/package.nix

@@ -0,0 +1,57 @@
+{
+  alsa-lib,
+  buildGoModule,
+  ffmpeg-headless,
+  flac,
+  lib,
+  libogg,
+  libvorbis,
+  makeWrapper,
+  mpg123,
+  pkg-config,
+  version ? "dev",
+  yt-dlp,
+}:
+
+buildGoModule {
+  pname = "cliamp";
+  inherit version;
+
+  src = lib.cleanSource ../.;
+  vendorHash = "sha256-/c2MOMnG8twpr2/9plFanXkJwoIYNwC0mPksTklIcRw=";
+
+  nativeBuildInputs = [
+    makeWrapper
+    pkg-config
+  ];
+
+  buildInputs = [
+    alsa-lib
+    flac
+    libogg
+    libvorbis
+    mpg123
+  ];
+
+  ldflags = [
+    "-s"
+    "-w"
+    "-X=main.version=${version}"
+  ];
+
+  postInstall = ''
+    wrapProgram "$out/bin/cliamp" \
+      --prefix PATH : ${lib.makeBinPath [
+        ffmpeg-headless
+        yt-dlp
+      ]}
+  '';
+
+  meta = {
+    description = "Retro terminal music player inspired by Winamp";
+    homepage = "https://github.com/bjarneo/cliamp";
+    license = lib.licenses.mit;
+    mainProgram = "cliamp";
+    platforms = lib.platforms.linux;
+  };
+}

site/index.html

@@ -682,6 +682,11 @@ footer{border-top:1px solid var(--line);background:var(--ink-2);padding:46px 0 5
         <code><span class="prompt">$ </span>yay -S cliamp</code>
         <span class="copied-msg">COPIED</span>
       </div>
+      <div class="install-box" onclick="copyCmd(this,'nix run github:bjarneo/cliamp')">
+        <div class="install-platform">Nix</div>
+        <code><span class="prompt">$ </span>nix run github:bjarneo/cliamp</code>
+        <span class="copied-msg">COPIED</span>
+      </div>
       <div class="install-box" onclick="copyCmd(this,'go install github.com/bjarneo/cliamp@latest')">
         <div class="install-platform">Go</div>
         <code><span class="prompt">$ </span>go install github.com/bjarneo/cliamp@latest</code>