fix: use TUI mode for audio routing tests to ensure JACK processing

Co-authored-by: aider (deepseek/deepseek-coder) <aider@aider.chat>

test_audio_routing.c

@@ -160,7 +160,7 @@ static int start_looper(const char *client_name) {
         cpu_limit.rlim_max = 10;
         setrlimit(RLIMIT_CPU, &cpu_limit);
         
-        execl("./jack-looper", "jack-looper", "-n", client_name, "-i", NULL);
+        execl("./jack-looper", "jack-looper", "-n", client_name, "-t", NULL);
         perror("execl failed");
         exit(1);
     }