fix: address PR #19284 review comments

- Remove redundant Promise.race in McpToolInvocation.execute (event listener leak)
- Propagate AbortSignal to all press_key calls (submitKey + typeCharByChar)
- Call this.close() on connectMcp failure (zombie process leak)
- Set showInDialog: false for all browser settings
- Remove debug log truncation in analyzeScreenshot
- Fix misleading --experimental-vision error message
- Replace any casts with typed TestableConfirmation interface in tests
- Update license year to 2026 in all browser agent files
- Merge duplicate imports in mcpToolWrapper
- Add sync comment to BrowserAgentCustomConfig
- Update subagents.md Chrome requirement wording
- Regenerate settings docs

packages/cli/src/config/settingsSchema.ts

@@ -981,7 +981,7 @@ const SETTINGS_SCHEMA = {
             default: 'persistent',
             description:
               "Session mode: 'persistent', 'isolated', or 'existing'.",
-            showInDialog: true,
+            showInDialog: false,
             options: [
               { value: 'persistent', label: 'Persistent' },
               { value: 'isolated', label: 'Isolated' },
@@ -995,7 +995,7 @@ const SETTINGS_SCHEMA = {
             requiresRestart: true,
             default: false,
             description: 'Run browser in headless mode.',
-            showInDialog: true,
+            showInDialog: false,
           },
           profilePath: {
             type: 'string',
@@ -1005,7 +1005,7 @@ const SETTINGS_SCHEMA = {
             default: undefined as string | undefined,
             description:
               'Path to browser profile directory for session persistence.',
-            showInDialog: true,
+            showInDialog: false,
           },
           visualModel: {
             type: 'string',
@@ -1014,7 +1014,7 @@ const SETTINGS_SCHEMA = {
             requiresRestart: true,
             default: undefined as string | undefined,
             description: 'Model override for the visual agent.',
-            showInDialog: true,
+            showInDialog: false,
           },
         },
       },

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

@@ -170,8 +170,7 @@ export function SettingsDialog({
         updated = setPendingSettingValue(key, value, updated);
       } else if (
         (def?.type === 'number' && typeof value === 'number') ||
-        (def?.type === 'string' && typeof value === 'string') ||
-        (def?.type === 'enum' && typeof value === 'string')
+        (def?.type === 'string' && typeof value === 'string')
       ) {
         updated = setPendingSettingValueAny(key, value, updated);
       }