chore(cli): fix linting and stability issues found in monorepo test run

packages/cli/src/config/settings.ts

@@ -846,11 +846,11 @@ export function migrateDeprecatedSettings(
     const oldValue = settings[oldKey];
     const newValue = settings[newKey];
 
-    if (typeof oldValue === 'boolean') {
+    if (oldValue === true || oldValue === false) {
       if (foundDeprecated) {
         foundDeprecated.push(prefix ? `${prefix}.${oldKey}` : oldKey);
       }
-      if (typeof newValue === 'boolean') {
+      if (newValue === true || newValue === false) {
         // Both exist, trust the new one
         if (removeDeprecated) {
           delete settings[oldKey];
@@ -913,7 +913,7 @@ export function migrateDeprecatedSettings(
       let uiModified = false;
 
       // Migrate hideIntroTips → hideTips (backward compatibility)
-      if (typeof newUi['hideIntroTips'] === 'boolean') {
+      if (newUi['hideIntroTips'] === true || newUi['hideIntroTips'] === false) {
         foundDeprecated.push('ui.hideIntroTips');
         if (newUi['hideTips'] === undefined) {
           newUi['hideTips'] = newUi['hideIntroTips'];
@@ -960,6 +960,8 @@ export function migrateDeprecatedSettings(
               newUi['hideStatusWit'] = true;
               uiModified = true;
               break;
+            default:
+              break;
           }
         }
 
@@ -1015,7 +1017,7 @@ export function migrateDeprecatedSettings(
 
         // Migrate enableLoadingPhrases: false → hideStatusTips/hideStatusWit: true
         const enableLP = newAccessibility['enableLoadingPhrases'];
-        if (typeof enableLP === 'boolean') {
+        if (enableLP === true || enableLP === false) {
           foundDeprecated.push('ui.accessibility.enableLoadingPhrases');
           if (
             !enableLP &&

packages/cli/src/ui/components/AppHeader.test.tsx

@@ -8,6 +8,7 @@ import {
   renderWithProviders,
   persistentStateMock,
 } from '../../test-utils/render.js';
+import type { LoadedSettings } from '../../config/settings.js';
 import { AppHeader } from './AppHeader.js';
 import { describe, it, expect, vi } from 'vitest';
 import { makeFakeConfig } from '@google/gemini-cli-core';
@@ -279,7 +280,7 @@ describe('<AppHeader />', () => {
           merged: {
             ui: { hideTips: true },
           },
-        } as any,
+        } as unknown as LoadedSettings,
       },
     );
     await waitUntilReady();

packages/cli/src/ui/components/LoadingIndicator.tsx

@@ -35,7 +35,7 @@ export const LoadingIndicator: React.FC<LoadingIndicatorProps> = ({
   currentLoadingPhrase,
   wittyPhrase,
   showWit = false,
-  showTips = true,
+  showTips: _showTips = true,
   errorVerbosity: _errorVerbosity = 'full',
   elapsedTime,
   inline = false,