Default runner to no-display

reachy_phone_home_app.py

@@ -147,8 +147,12 @@ def main() -> None:
     parser.add_argument("--good-job-heartbeats", type=int, default=3)
     parser.add_argument("--phone-use-bad-sec", type=float, default=10.0)
     parser.add_argument("--movement-restore-sec", type=float, default=0.6)
-    parser.add_argument("--no-display", action="store_true")
+    parser.add_argument("--display", action="store_true", help="Show the OpenCV window")
+    parser.add_argument("--no-display", action="store_true", help="Disable the OpenCV window")
+    parser.set_defaults(no_display=True)
     args = parser.parse_args()
+    if args.display:
+        args.no_display = False
 
     logging.basicConfig(level=logging.INFO, format="%(asctime)s %(levelname)s %(message)s")
     logger = logging.getLogger("yolo26l_phone_use_tracker")