feat(bridge): add wifi/serial bridge runtime and UI

Co-authored-by: Cursor <cursoragent@cursor.com>

src/util/beat_driver_route.py

@@ -423,6 +423,16 @@ def mark_sequence_manual_lane_select_sent(lane_index: int) -> None:
             e["suppress_next_notify"] = True
 
 
+def reset_manual_lane_strides() -> None:
+    """Zero manual-lane beat counters after a sequence change (routes unchanged)."""
+    global _preset_session_beats
+    with _route_lock:
+        _preset_session_beats = 0
+        for e in _lane_manual.values():
+            if isinstance(e, dict):
+                e["beat_counter"] = 0
+
+
 def sync_beat_route_from_push_sequence(
     sequence: List[Any],
     target_macs: Optional[List[str]] = None,
@@ -594,11 +604,11 @@ async def _deliver_select(
     group_ids: Optional[List[str]] = None,
 ) -> None:
     from models.device import Device
-    from models.transport import get_current_sender
+    from models.transport import get_current_bridge
     from util.driver_delivery import deliver_json_messages
 
-    sender = get_current_sender()
-    if not sender:
+    bridge = get_current_bridge()
+    if not bridge:
         return
     devices = Device()
     gids = [str(g).strip() for g in (group_ids or []) if str(g).strip()]
@@ -607,7 +617,7 @@ async def _deliver_select(
         body["groups"] = gids
     msg = json.dumps(body, separators=(",", ":"))
     try:
-        await deliver_json_messages(sender, [msg], None, devices, delay_s=0.05)
+        await deliver_json_messages(bridge, [msg], None, devices, delay_s=0.05)
     except Exception as e:
         print(f"[beat-route] deliver failed: {e}")