[SYS] Implement a central queue (#1767)

to avoid concurrency issues when modules or/and gateways want to publish data

main/ZsensorINA226.ino

@@ -53,8 +53,8 @@ void MeasureINA226() {
   if (millis() > (timeINA226 + TimeBetweenReadingINA226)) { //retrieving value of temperature and humidity of the box from DHT every xUL
     timeINA226 = millis();
     Log.trace(F("Creating INA226 buffer" CR));
-    StaticJsonDocument<JSON_MSG_BUFFER> jsonBuffer;
-    JsonObject INA226data = jsonBuffer.to<JsonObject>();
+    StaticJsonDocument<JSON_MSG_BUFFER> INA226dataBuffer;
+    JsonObject INA226data = INA226dataBuffer.to<JsonObject>();
     // Topic on which we will send data
     Log.trace(F("Retrieving electrical data" CR));
     // Bus Spannung, read-only, 16Bit, 0...40.96V max., LSB 1.25mV
@@ -72,7 +72,8 @@ void MeasureINA226() {
     INA226data["volt"] = volt;
     INA226data["current"] = current;
     INA226data["power"] = power;
-    pub(subjectINA226toMQTT, INA226data);
+    INA226data["origin"] = subjectINA226toMQTT;
+    enqueueJsonObject(INA226data);
   }
 }