fix: remove clear value in mqtt topic without payload

Author: unocelli

client/dist/index.html

@@ -45,6 +45,6 @@
             </div>
         </div>
     </app-root>
-<script src="runtime.8ef63094e52a66ba.js" type="module"></script><script src="polyfills.df504f67f09f2fbb.js" type="module"></script><script src="scripts.a58f5e48421f8dfe.js" defer></script><script src="main.e394745c017a7fad.js" type="module"></script>
+<script src="runtime.8ef63094e52a66ba.js" type="module"></script><script src="polyfills.df504f67f09f2fbb.js" type="module"></script><script src="scripts.a58f5e48421f8dfe.js" defer></script><script src="main.e84aafe53ef1a31f.js" type="module"></script>
 
 </body></html>

client/dist/main.e394745c017a7fad.js renamed to client/dist/main.e84aafe53ef1a31f.js

@@ -1,6 +1,6 @@
 {
   "name": "fuxa",
-  "version": "1.2.4-2140",
+  "version": "1.2.4-2141",
   "keywords": [],
   "author": "frangoteam <info@frangoteam.org>",
   "description": "Web-based Process Visualization (SCADA/HMI/Dashboard) software",

client/package.json

@@ -1,6 +1,6 @@
 {
   "name": "fuxa-server",
-  "version": "1.2.4-2140",
+  "version": "1.2.4-2141",
   "description": "Web-based Process Visualization (SCADA/HMI/Dashboard) software",
   "main": "main.js",
   "scripts": {

server/package.json

@@ -578,7 +578,6 @@ function MQTTclient(_data, _logger, _events, _runtime) {
                     client.publish(tags[key].address, JSON.stringify(obj), topicOptions);
                 } else if (tags[key].value !== undefined) {   // whitout payload
                     client.publish(tags[key].address, tags[key].value.toString(), topicOptions);
-                    tags[key].value = null;
                 }
             } catch (err) {
                 console.error(err);