feat: Add option to hide line numbers in code blocks (#5857)

Co-authored-by: Jacob Richman <jacob314@gmail.com>

packages/cli/src/ui/contexts/SettingsContext.tsx

@@ -0,0 +1,20 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import React, { useContext } from 'react';
+import { LoadedSettings } from '../../config/settings.js';
+
+export const SettingsContext = React.createContext<LoadedSettings | undefined>(
+  undefined,
+);
+
+export const useSettings = () => {
+  const context = useContext(SettingsContext);
+  if (context === undefined) {
+    throw new Error('useSettings must be used within a SettingsProvider');
+  }
+  return context;
+};