diff --git a/CYD_Bad.tgz b/CYD_Bad.tgz
new file mode 100644
index 0000000..a0db5dc
Binary files /dev/null and b/CYD_Bad.tgz differ
diff --git a/platformio.ini b/platformio.ini
index daf1577..7ac175b 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -12,12 +12,12 @@
 platform = espressif32
 board = esp32dev
 framework = arduino
+lib_compat_mode = strict
 lib_deps = 
-	https://github.com/me-no-dev/AsyncTCP/archive/refs/heads/master.zip
-	https://github.com/marvinroger/async-mqtt-client/archive/refs/heads/develop.zip
 	bblanchon/ArduinoJson@^7.1.0
 	adafruit/Adafruit BME280 Library@^2.2.4
 	lvgl/lvgl@^9.1.0
 	bodmer/TFT_eSPI@^2.5.43
 	knolleary/PubSubClient@^2.8
+	ayushsharma82/ElegantOTA@^3.1.5
 monitor_speed = 115200
diff --git a/src/main.cpp b/src/main.cpp
index aeee265..7976621 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -22,7 +22,7 @@
 #include <TFT_eSPI.h>
 
 
-#include "Weifi.h"
+#include "weifi.h"
 #include "mqtt.h"
 #include "handlebme280.h"
 #include "grafik.h"
@@ -49,6 +49,13 @@ void setUpdatetime(int time) {
   updateTime = time * 1000;
 }
 
+char * getChipID(void) {
+  static char chipid[20];
+  uint64_t chipid64 = ESP.getEfuseMac();
+  sprintf(chipid, "%04X%08X", (uint16_t)(chipid64 >> 32), (uint32_t)chipid64);
+  return chipid;      
+}
+
 void setup() {
   setlocale(LC_ALL, "de_DE");
   String LVGL_Arduino = String("LVGL Library Version: ") + lv_version_major() + "." + lv_version_minor() + "." + lv_version_patch();
@@ -107,7 +114,7 @@ void loop() {
   if (millis() - bmeReadtimer > bmeReadTime) {
     bmeReadtimer = millis();
     bmedata = readBME280();
-    doPublish(bmedata.temp+arcTemp.value_offset, bmedata.hum+arcHum.value_offset);
+    doPublish(bmedata.temp+arcTemp.value_offset, bmedata.hum+arcHum.value_offset, bmedata.temp, bmedata.hum);
   }
   if (millis() - updatetimer > updateTime) {
     updatetimer = millis();
@@ -122,6 +129,10 @@ void loop() {
   }
   client.loop();
 
+
+  server.handleClient();
+  ElegantOTA.loop();
+
   lv_task_handler();  // let the GUI do its work
   lv_tick_inc(5);     // tell LVGL how much time has passed
   delay(5);           // let this time pass
diff --git a/src/main.h b/src/main.h
index 19aeceb..9fc69c2 100644
--- a/src/main.h
+++ b/src/main.h
@@ -27,6 +27,7 @@ extern struct tm timeinfo;
 #endif
 
 void setBMEreadtime(int time);
+char * getChipID(void);
 
 
 #endif
diff --git a/src/mqtt.cpp b/src/mqtt.cpp
index 7a78954..ee94ab8 100644
--- a/src/mqtt.cpp
+++ b/src/mqtt.cpp
@@ -75,11 +75,13 @@ void reconnect(void)
   client.subscribe(MQTT_TOPIC "#");
 }
 
-void doPublish(float temp, float hum) {
+void doPublish(float temp, float hum, float tm, float hm) {
     char payload[50];
-    sprintf(payload, "{\"temperature\":%.1f,\"humidity\":%.1f}", temp, hum);
-
-    client.publish(MQTT_PUB_TEMP, payload);
+    sprintf(payload, "{\"temperature\":%.1f,\"tempmess\":%.1f,\"humidity\":%.1f,\"hummess\":%.1f}", temp, hum, tm, hm);
+    char * chipID = getChipID();
+    char topic[50];
+    sprintf(topic, "CYD/get/%s/bme280", chipID);
+    client.publish(topic, payload);
     Serial.printf("Published: %s %s\n", MQTT_PUB_TEMP, payload);
 }
 
diff --git a/src/mqtt.h b/src/mqtt.h
index c986658..1c63abc 100644
--- a/src/mqtt.h
+++ b/src/mqtt.h
@@ -26,6 +26,6 @@ extern PubSubClient client;
 
 
 void reconnect(void);
-void doPublish(float temp, float hum);
+void doPublish(float temp, float hum, float tm, float hm);
 void checkMQTT(void);
 void setup_mqtt(void);
\ No newline at end of file
diff --git a/src/weifi.cpp b/src/weifi.cpp
index a37b192..0d8cdea 100644
--- a/src/weifi.cpp
+++ b/src/weifi.cpp
@@ -4,6 +4,7 @@
 #include "mqtt.h"
 #include "main.h"
 
+
 struct tm gettheTime(int repeat) {
   if(!getLocalTime(&timeinfo)){
     Serial.println("Failed to obtain time");
@@ -56,9 +57,19 @@ void connectToWifi() {
 
   configTime(gmtOffset_sec, daylightOffset_sec, ntpServer);
   printLocalTime();
+
+ server.on("/", []() {
+    server.send(200, "text/plain", "Hi! This is ElegantOTA Demo.");
+  });
+
+  ElegantOTA.begin(&server);    // Start ElegantOTA
+  server.begin();
+  Serial.println("HTTP server started");
 }
 
 
+
+
 /*
 void WiFiEvent(WiFiEvent_t event) {
   Serial.printf("[WiFi-event] event: %d\n", event);
diff --git a/src/weifi.h b/src/weifi.h
index c65eb12..0ef611c 100644
--- a/src/weifi.h
+++ b/src/weifi.h
@@ -2,6 +2,11 @@
 #define WEIFI_H
 
 #include <WiFi.h>
+#include <WiFiClient.h>
+#include <WebServer.h>
+
+#include <ElegantOTA.h>
+
 #include "time.h"
 
 #include "config.h"
@@ -14,6 +19,11 @@ const char *ntpServer = "pool.ntp.org";
 const long gmtOffset_sec = 3600;
 const int daylightOffset_sec = 3600;
 
+WebServer server(80);
+
+#else 
+extern WebServer server;
+
 #endif