Integrate pi

modules/home/common.nix

@@ -18,6 +18,7 @@
     ./nvim.nix
     ./task.nix
     ./opencode.nix
+    ./pi.nix
   ];
 
   config = {

modules/home/dev.nix

@@ -26,6 +26,11 @@ in
       default = false;
       description = "Enable pi";
     };
+    pi.workMode = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+      description = "Apply work machine (WSL NixOS) specific pi patches";
+    };
     bubblewrap.enable = lib.mkOption {
       type = lib.types.bool;
       default = pkgs.stdenv.isLinux;
@@ -64,7 +69,33 @@ in
         (lib.optional cfg.claude-code.enable pkgs.unstable.claude-code) ++
         (lib.optional cfg.opencode.enable pkgs.unstable.opencode) ++
         (lib.optional cfg.gemini-cli.enable pkgs.unstable.gemini-cli) ++
-        (lib.optional cfg.pi.enable inputs.llm-agents.packages.${pkgs.stdenv.hostPlatform.system}.pi) ++
+        (lib.optional cfg.pi.enable (
+          let
+            pi = inputs.llm-agents.packages.${pkgs.stdenv.hostPlatform.system}.pi;
+          in
+          if cfg.pi.workMode then
+            # Work machine runs WSL NixOS, which needs the checks disabled and the
+            # Bun binary's ELF interpreter patched to the correct dynamic linker.
+            pi.overrideAttrs (oldAttrs: {
+              doInstallCheck = false;
+
+              # Run patchelf after the package is installed/fixed up by nix
+              postFixup = (oldAttrs.postFixup or "") + ''
+                # 1. Target the actual Bun binary inside libexec, not the shell wrapper in bin/
+                TARGET_BIN="$out/libexec/pi/pi"
+
+                if [ -f "$TARGET_BIN" ]; then
+                  # 2. Make it writable in the build store so patchelf can edit it
+                  chmod +w "$TARGET_BIN"
+
+                  # 3. Running patchelf to set the interpreter forces it to rebuild the ELF headers
+                  patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" "$TARGET_BIN"
+                fi
+              '';
+            })
+          else
+            pi
+        )) ++
         (lib.optional (cfg.bubblewrap.enable && pkgs.stdenv.isLinux) pkgs.unstable.bubblewrap);
     })
   ];

modules/home/git.nix

@@ -56,6 +56,7 @@
     ignores = [
       ".direnv/"
       ".envrc"
+      ".pi/"
     ];
   };
 

modules/home/nvim.nix

@@ -58,6 +58,7 @@ in
         nvim-lspconfig
         lspkind-nvim
         # opencode-nvim
+        pi-nvim
         bullets-vim
         nvim-dap
         nvim-nio

modules/home/pi.nix

@@ -0,0 +1,25 @@
+{ config, lib, ... }:
+
+let
+  cfg = config.dot.pi;
+  piPath = "${config.dot.dotfilesPath}/modules/pi/agent";
+in
+{
+  options.dot.pi = {
+    enable = lib.mkEnableOption "managed pi coding agent configuration" // {
+      default = true;
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    # Out-of-store symlinks so the files stay editable without a nix rebuild.
+    # Only the managed files are linked; pi's runtime files (auth.json,
+    # sessions/, models-store.json) are left untouched in ~/.pi/agent.
+    home.file = {
+      ".pi/agent/settings.json".source =
+        config.lib.file.mkOutOfStoreSymlink "${piPath}/settings.json";
+      ".pi/agent/extensions".source =
+        config.lib.file.mkOutOfStoreSymlink "${piPath}/extensions";
+    };
+  };
+}