Bring back mgos_bt_gatts_conn.svc_uuid

Author: rojer

include/mgos_bt_gatts.h

@@ -41,6 +41,7 @@ enum mgos_bt_gatts_ev {
 
 struct mgos_bt_gatts_conn {
   struct mgos_bt_gatt_conn gc;
+  struct mgos_bt_uuid svc_uuid;
   void *user_data; /* Opaque pointer for user. */
 };
 

src/esp32/esp32_bt_gatts.c

@@ -286,6 +286,7 @@ static void esp32_bt_gatts_create_sessions(
     sse->ce = ce;
     sse->se = se;
     sse->gsc.gc = ce->gc;
+    sse->gsc.svc_uuid = se->uuid;
     enum mgos_bt_gatt_status st =
         esp32_bt_gatts_call_handler(sse, NULL, MGOS_BT_GATTS_EV_CONNECT, NULL);
     if (st != MGOS_BT_GATT_STATUS_OK) {