Add pi

pkgs/pi-coding-agent/package.nix

@@ -0,0 +1,34 @@
+{
+  lib,
+  buildNpmPackage,
+  nodejs,
+}:
+buildNpmPackage (finalAttrs: {
+  pname = "pi-coding-agent";
+  version = "0.58.4";
+
+  src = ./.;
+  npmDepsHash = "sha256-NckjndfyChAw0tvp+qMO2henbV00nY1DmckJxGqFHog=";
+
+  inherit nodejs;
+  dontNpmBuild = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/bin $out/lib/node_modules/pi-coding-agent-package
+
+    cp -R node_modules package.json package-lock.json $out/lib/node_modules/pi-coding-agent-package/
+    ln -s $out/lib/node_modules/pi-coding-agent-package/node_modules/.bin/pi $out/bin/pi
+
+    runHook postInstall
+  '';
+
+  meta = {
+    description = "Coding agent CLI from the PI ecosystem";
+    homepage = "https://www.npmjs.com/package/@mariozechner/pi-coding-agent";
+    license = lib.licenses.mit;
+    mainProgram = "pi";
+    platforms = lib.platforms.unix;
+  };
+})