feat(gateway): enhance KNX support with DALI integration and configuration updates

Signed-off-by: Tony <tonylu@tony-cloud.com>

components/gateway_knx/include/gateway_knx.hpp

@@ -5,6 +5,7 @@
 
 #include "esp_err.h"
 #include "freertos/FreeRTOS.h"
+#include "freertos/semphr.h"
 #include "freertos/task.h"
 #include "lwip/sockets.h"
 
@@ -197,6 +198,7 @@ class GatewayKnxTpIpRouter {
   esp_err_t stop();
   bool started() const;
   const std::string& lastError() const;
+  bool publishDaliStatus(const GatewayKnxDaliTarget& target, uint8_t actual_level);
 
  private:
   static void TaskEntry(void* arg);
@@ -225,6 +227,8 @@ class GatewayKnxTpIpRouter {
                            const ::sockaddr_in& remote);
   void sendRoutingIndication(const uint8_t* data, size_t len);
   bool handleOpenKnxTunnelFrame(const uint8_t* data, size_t len);
+  bool handleOpenKnxBusFrame(const uint8_t* data, size_t len);
+  bool emitOpenKnxGroupValue(uint16_t group_object_number, const uint8_t* data, size_t len);
   void syncOpenKnxConfigFromDevice();
   uint16_t effectiveIndividualAddress() const;
   uint16_t effectiveTunnelAddress() const;
@@ -239,6 +243,7 @@ class GatewayKnxTpIpRouter {
   GatewayKnxConfig config_;
   std::unique_ptr<openknx::EtsDeviceRuntime> ets_device_;
   TaskHandle_t task_handle_{nullptr};
+  SemaphoreHandle_t openknx_lock_{nullptr};
   std::atomic_bool stop_requested_{false};
   std::atomic_bool started_{false};
   int udp_sock_{-1};