fix(coding-agent): drain startup benchmark replies

packages/coding-agent/src/main.ts

@@ -810,6 +810,9 @@ export async function main(args: string[], options?: MainOptions) {
 		if (startupBenchmark) {
 			await interactiveMode.init();
 			time("interactiveMode.init");
+			// Give the TUI's stdin handler a brief chance to consume terminal query replies
+			// (Kitty keyboard protocol, device attributes, cell size) before restoring the terminal.
+			await new Promise((resolve) => setTimeout(resolve, 150));
 			interactiveMode.stop();
 			stopThemeWatcher();
 			printTimings();