feat(cli): implement dynamic terminal tab titles for CLI status (#16378)

packages/cli/src/gemini.tsx

@@ -75,9 +75,10 @@ import { checkForUpdates } from './ui/utils/updateCheck.js';
 import { handleAutoUpdate } from './utils/handleAutoUpdate.js';
 import { appEvents, AppEvent } from './utils/events.js';
 import { SessionSelector } from './utils/sessionUtils.js';
-import { computeWindowTitle } from './utils/windowTitle.js';
 import { SettingsContext } from './ui/contexts/SettingsContext.js';
 import { MouseProvider } from './ui/contexts/MouseContext.js';
+import { StreamingState } from './ui/types.js';
+import { computeTerminalTitle } from './utils/windowTitle.js';
 
 import { SessionStatsProvider } from './ui/contexts/SessionContext.js';
 import { VimModeProvider } from './ui/contexts/VimModeContext.js';
@@ -711,7 +712,14 @@ export async function main() {
 
 function setWindowTitle(title: string, settings: LoadedSettings) {
   if (!settings.merged.ui?.hideWindowTitle) {
-    const windowTitle = computeWindowTitle(title);
+    // Initial state before React loop starts
+    const windowTitle = computeTerminalTitle({
+      streamingState: StreamingState.Idle,
+      isConfirming: false,
+      folderName: title,
+      showThoughts: !!settings.merged.ui?.showStatusInTitle,
+      useDynamicTitle: settings.merged.ui?.dynamicWindowTitle ?? true,
+    });
     writeToStdout(`\x1b]2;${windowTitle}\x07`);
 
     process.on('exit', () => {