fix: add policy preset for brew

nemoclaw-blueprint/policies/presets/brew.yaml

@@ -0,0 +1,33 @@
+# SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+preset:
+  name: brew
+  description: "Homebrew (Linuxbrew) package manager access"
+
+network_policies:
+  brew:
+    name: brew
+    endpoints:
+      - host: formulae.brew.sh
+        port: 443
+        access: full
+      - host: github.com
+        port: 443
+        access: full
+      - host: ghcr.io
+        port: 443
+        access: full
+      - host: pkg-containers.githubusercontent.com
+        port: 443
+        access: full
+      - host: objects.githubusercontent.com
+        port: 443
+        access: full
+      - host: raw.githubusercontent.com
+        port: 443
+        access: full
+    binaries:
+      - { path: /home/linuxbrew/.linuxbrew/bin/brew }
+      - { path: /home/linuxbrew/.linuxbrew/bin/* }
+      - { path: /home/linuxbrew/.linuxbrew/Homebrew/bin/* }

test/policies.test.js

@@ -93,9 +93,9 @@ selectFromList(items, options)
 
 describe("policies", () => {
   describe("listPresets", () => {
-    it("returns all 10 presets", () => {
+    it("returns all 11 presets", () => {
       const presets = policies.listPresets();
-      expect(presets.length).toBe(10);
+      expect(presets.length).toBe(11);
     });
 
     it("each preset has name and description", () => {
@@ -112,6 +112,7 @@ describe("policies", () => {
         .sort();
       const expected = [
         "brave",
+        "brew",
         "discord",
         "docker",
         "huggingface",