Avoid auto-connect signaling race

main.js

@@ -1182,7 +1182,16 @@ function renderRobotList(robots) {
     // to make. Start it automatically on LAN and through the HF relay alike.
     const onlyRobot = robots.length === 1 ? robots[0] : null;
     if (!selectedRobotId && onlyRobot && !onlyRobot.busy) {
-        queueMicrotask(() => pickRobot(onlyRobot));
+        // Do not start from inside the SDK's robotsChanged dispatch. The
+        // signaling read-loop may still be finishing connect(); negotiating
+        // in that same turn can process the SDP twice and leave the peer in
+        // `stable` before setRemoteDescription(answer). A short task delay
+        // starts from a settled connected state and matches a real card tap.
+        setTimeout(() => {
+            if (!selectedRobotId && robot.state === "connected") {
+                pickRobot(onlyRobot);
+            }
+        }, 750);
     }
 }