fix(nixos): build vendored pi independently

configs/nixos/modules/desktop/session/rofi.nix

@@ -6,7 +6,6 @@
 }:
 # rofi as the desktop launcher and dmenu-style menu frontend.
 let
-  cfg = config.modules.desktop.session.rofi; # NOLINT(let_order)
   user = config.user.name;
 
   # A session menu built on the same themed rofi, so the power actions look
@@ -26,7 +25,7 @@ in
 {
   options.modules.desktop.session.rofi.enable = lib.mkEnableOption "the rofi launcher";
 
-  config = lib.mkIf cfg.enable {
+  config = lib.mkIf config.modules.desktop.session.rofi.enable {
     home-manager.users.${user} = {
       # No theme is set here: Stylix's rofi target supplies the Nord one.
       programs.rofi = {
@@ -35,7 +34,7 @@ in
         # Application launch is the only mode, kept minimal so the prompt opens
         # as fast as rofi can read the desktop entries.
         # Icons are off: resolving one per entry is the bulk of drun's startup.
-        extraConfig = {
+        settings = {
           modi = "drun";
           show-icons = false;
         };

configs/nixos/modules/shell/pi/default.nix

@@ -8,12 +8,7 @@
 # home-manager, which ships the package and manages global settings.
 # The login credential is left unmanaged, so it survives rebuilds.
 let
-  cfg = config.modules.shell.pi; # NOLINT(let_order)
+  user = config.user.name; # NOLINT(let_order)
-  vendoredPi = pkgs.pi-coding-agent.overrideAttrs {
-    src = ../../../../../third_party/pi;
-    patches = [ ];
-  };
-  user = config.user.name;
   piDir = "${config.users.users.${user}.home}/.pi/agent";
 in
 {
@@ -21,11 +16,83 @@ in
     enable = lib.mkEnableOption "Pi, a terminal coding agent, configured through home-manager";
   };
 
-  config = lib.mkIf cfg.enable {
+  config = lib.mkIf config.modules.shell.pi.enable {
     home-manager.users.${user} = {
       programs.pi-coding-agent = {
         enable = true;
-        package = vendoredPi;
+        package = pkgs.buildNpmPackage {
+          pname = "pi-coding-agent";
+          version = "0.85.1";
+          src = ../../../../../third_party/pi;
+          npmDepsHash = "sha256-jzlsZIQzfl1FCZZ5//dHFWwMfBZQ4nRD6KB4HHifPqE=";
+          npmWorkspace = "packages/coding-agent";
+          npmRebuildFlags = [ "--ignore-scripts" ];
+          dontNpmPrune = true;
+
+          preConfigure = ''
+            mkdir -p packages/ai/src/providers/data
+            tar --extract --gzip \
+              --file=${
+                pkgs.fetchurl {
+                  url = "https://registry.npmjs.org/@earendil-works/pi-ai/-/pi-ai-0.85.1.tgz";
+                  hash = "sha256-r30RmGF5RFzm/oizfVfeIvgjwP/TplyuMcVVt/XpklM=";
+                }
+              } \
+              --directory=packages/ai/src/providers/data \
+              --strip-components=4 \
+              package/dist/providers/data
+          '';
+
+          buildPhase = ''
+            runHook preBuild
+            npm run build:offline
+            runHook postBuild
+          '';
+
+          preInstall = ''
+            npm prune --omit=dev --no-save
+          '';
+
+          postInstall = ''
+            local nm="$out/lib/node_modules/pi-monorepo/node_modules"
+
+            for ws in @earendil-works/chord:packages/chord \
+                      @earendil-works/pi-ai:packages/ai \
+                      @earendil-works/pi-agent-core:packages/agent \
+                      @earendil-works/pi-client:packages/client \
+                      @earendil-works/pi-protocol:packages/protocol \
+                      @earendil-works/pi-telemetry:packages/telemetry \
+                      @earendil-works/pi-tui:packages/tui; do
+              IFS=: read -r pkg src <<< "$ws"
+              rm "$nm/$pkg"
+              cp -r "$src" "$nm/$pkg"
+            done
+
+            find "$nm" -type l -lname '*/packages/*' -delete
+            find "$nm/.bin" -xtype l -delete
+          '';
+
+          nativeBuildInputs = [ pkgs.makeBinaryWrapper ];
+          postFixup = ''
+            wrapProgram "$out/bin/pi" --prefix PATH : ${
+              lib.makeBinPath [
+                pkgs.ripgrep
+                pkgs.fd
+              ]
+            } \
+              --set-default PI_SKIP_VERSION_CHECK 1 \
+              --set-default PI_TELEMETRY 0
+          '';
+
+          doInstallCheck = true;
+          nativeInstallCheckInputs = [
+            pkgs.writableTmpDirAsHomeHook
+            pkgs.versionCheckHook
+          ];
+          versionCheckKeepEnvironment = [ "HOME" ];
+          versionCheckProgram = "${placeholder "out"}/bin/pi";
+          versionCheckProgramArg = "--version";
+        };
 
         settings = {
           defaultProvider = "openai-codex";