chamges for standalone compiling

src/devices/boiler.h

@@ -131,7 +131,7 @@ class Boiler : public EMSdevice {
     uint32_t burn2WorkMin_;      // burner stage 2 operating time
     uint32_t heatWorkMin_;       // Total heat operating time
     uint32_t UBAuptime_;         // Total UBA working hours
-    char     lastCode_[50];      // last error code
+    char     lastCode_[52];      // last error code
     char     serviceCode_[4];    // 3 character status/service code
     uint16_t serviceCodeNumber_; // error/service code
     uint8_t  emergencyOps_;

src/uart/emsuart_esp32.cpp

@@ -20,6 +20,8 @@
  * ESP32 UART port by @ArwedL and improved by @MichaelDvP. See https://github.com/emsesp/EMS-ESP/issues/380
  */
 
+#ifndef EMSESP_STANDALONE
+
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
 #include "freertos/queue.h"
@@ -166,3 +168,5 @@ uint16_t EMSuart::transmit(const uint8_t * buf, const uint8_t len) {
 }
 
 } // namespace emsesp
+
+#endif

src/version.h

@@ -1 +1 @@
-#define EMSESP_APP_VERSION "3.4.2b1"
+#define EMSESP_APP_VERSION "3.4.2b2"