Remove debug logging for sys.argv in main function

listener.py

@@ -259,7 +259,6 @@ def is_deadpoint(ap_bssid):
 
 # === Main ===
 def main():
-    print("[DEBUG] sys.argv:", sys.argv, flush=True)
     parser = ArgumentParser()
     parser.add_argument("--main-iface", required=True, help="Active interface (used to determine channel)")
     parser.add_argument("--monitor-iface", required=True, help="Monitor interface to sniff on")

runtest.sh

@@ -111,7 +111,7 @@ run_iperf() {
   log "Running iperf3 $mode $direction to $target..."
   SECONDS=0
   if ! timeout "${timeout_duration}s" iperf3 "${args[@]}" >"$tmp_json" 2>"$tmp_err"; then
-    warn "iperf3 $mode $direction to $target failed or timed out"
+    warn "iperf3 $mode $direction to $target failed or timed out after $SECONDS"
     echo "0"
     return
   fi