say('Hello from Twilio SDK test!'); echo " ✅ OK: TwiML generation works\n"; echo " Generated: " . substr(str_replace(["\n", "\r"], '', $response->asXML()), 0, 100) . "...\n"; } catch (Exception $e) { echo " ❌ FAIL: TwiML generation failed: " . $e->getMessage() . "\n"; } echo "\nInstallation test complete!\n";