feat: publish bird via gitea and nix

flake.nix

@@ -1,5 +1,5 @@
 {
-  description = "A Nix-flake-based Node.js development environment";
+  description = "bird - fast X CLI for tweeting, replying, and reading";
 
   inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1"; # unstable Nixpkgs
 
@@ -27,10 +27,107 @@
     in
     {
       overlays.default = final: prev: rec {
-        nodejs = prev.nodejs;
+        bird = final.callPackage (
+          {
+            fetchPnpmDeps,
+            lib,
+            makeWrapper,
+            nodejs-slim_22,
+            pnpm_10,
+            pnpmConfigHook,
+            stdenv,
+          }:
+
+          let
+            packageJson = builtins.fromJSON (builtins.readFile ./package.json);
+            pnpm = pnpm_10.override { nodejs-slim = nodejs-slim_22; };
+          in
+          stdenv.mkDerivation (finalAttrs: {
+            pname = "bird";
+            version = packageJson.version;
+
+            src = lib.cleanSource ./.;
+
+            pnpmDeps = fetchPnpmDeps {
+              inherit (finalAttrs) pname version src;
+              inherit pnpm;
+              fetcherVersion = 4;
+              pnpmInstallFlags = [ "--config.auto-install-peers=true" ];
+              hash = "sha256-nB6IPSG/2XSVJVNHwtDFVL3ocwVWEzmR7o3o3rNSKP0=";
+            };
+
+            nativeBuildInputs = [
+              makeWrapper
+              nodejs-slim_22
+              pnpm
+              pnpmConfigHook
+            ];
+
+            pnpmInstallFlags = [ "--config.auto-install-peers=true" ];
+
+            buildPhase = ''
+              runHook preBuild
+
+              ./node_modules/.bin/tsc
+              node scripts/copy-dist-assets.js
+              CI=true pnpm prune --prod --config.auto-install-peers=true
+              find node_modules -xtype l -delete
+
+              runHook postBuild
+            '';
+
+            installPhase = ''
+              runHook preInstall
+
+              mkdir -p $out/lib/bird $out/bin
+              cp -r dist node_modules package.json README.md CHANGELOG.md LICENSE $out/lib/bird/
+              chmod +x $out/lib/bird/dist/cli.js
+
+              makeWrapper ${lib.getExe nodejs-slim_22} $out/bin/bird \
+                --add-flags "$out/lib/bird/dist/cli.js"
+
+              runHook postInstall
+            '';
+
+            meta = {
+              description = packageJson.description;
+              homepage = "https://bird.fast/";
+              license = lib.licenses.mit;
+              mainProgram = "bird";
+            };
+          })
+        ) { };
+
+        nodejs = prev.nodejs_22;
         yarn = (prev.yarn.override { inherit nodejs; });
       };
 
+      packages = forEachSupportedSystem (
+        { pkgs, ... }:
+        {
+          default = pkgs.bird;
+          bird = pkgs.bird;
+        }
+      );
+
+      apps = forEachSupportedSystem (
+        { system, ... }:
+        {
+          default = {
+            type = "app";
+            program = "${self.packages.${system}.default}/bin/bird";
+            meta.description = "Run bird";
+          };
+        }
+      );
+
+      checks = forEachSupportedSystem (
+        { pkgs, ... }:
+        {
+          default = pkgs.bird;
+        }
+      );
+
       devShells = forEachSupportedSystem (
         { pkgs, system }:
         {