diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b005a81..5ea9ae4 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -37,7 +37,6 @@ firmware-build:
     - pio run -t clean
     - pio run --environment basic
     - pio run --environment mesh
-    - pio run --environment meshPixel
     - pio run --environment meshMqttBridge
     - pio run --environment ota
   artifacts:
diff --git a/src/Mediator.h b/src/Mediator.h
new file mode 100644
index 0000000..4134320
--- /dev/null
+++ b/src/Mediator.h
@@ -0,0 +1,31 @@
+#ifndef __MEDIATOR__
+#define __MEDIATOR__
+
+#include <Arduino.h>
+#include <ArduinoJson.h>
+#include <list>
+#include <functional>
+#include <map>
+#include <vector>
+
+using namespace std;
+
+typedef std::function<void(String msg)> mediatorHandler_t;
+
+class Mediator {
+    public:
+        std::map<std::string, vector<mediatorHandler_t>> subscriptions;
+        void subscribe(String topic, mediatorHandler_t handler) {
+            subscriptions[topic.c_str()].reserve(1);
+            subscriptions[topic.c_str()].push_back(handler);
+        }
+        void publish(String topic, String msg) {
+            if (subscriptions.find(topic.c_str()) != subscriptions.end()){
+                for(mediatorHandler_t h : subscriptions[topic.c_str()]){
+                    h(msg);
+                }
+            }
+        }
+};
+
+#endif
\ No newline at end of file
diff --git a/src/base/MeshSprocket.h b/src/base/MeshSprocket.h
index 908ac15..a16338e 100644
--- a/src/base/MeshSprocket.h
+++ b/src/base/MeshSprocket.h
@@ -17,7 +17,7 @@ using namespace std::placeholders;
 class MeshSprocket : public Sprocket {
     public:
         MeshNet* net;
-
+        MeshSprocket(){};
         MeshSprocket(SprocketConfig cfg) : Sprocket(cfg) {
 
         }
diff --git a/src/examples/mesh/MeshApp.h b/src/examples/mesh/MeshApp.h
index 77cb146..c1864e5 100644
--- a/src/examples/mesh/MeshApp.h
+++ b/src/examples/mesh/MeshApp.h
@@ -9,6 +9,7 @@
 #include <plugins/WebServerPlugin.cpp>
 #include <plugins/WebConfigPlugin.cpp>
 #include <plugins/MeshManPlugin.cpp>
+#include "Mediator.h"
 
 using namespace std;
 using namespace std::placeholders;
@@ -18,12 +19,14 @@ AsyncWebServer WEBSERVER(80);
 class MeshApp : public MeshSprocket {
     public:
         Task heartbeatTask;
-        
+        Mediator mediator;
+
         MeshApp(SprocketConfig cfg, OtaConfig otaCfg, WebServerConfig webCfg) : MeshSprocket(cfg) {
             addPlugin(new OtaTcpPlugin(otaCfg));
             addPlugin(new WebServerPlugin(webCfg, &WEBSERVER));
             addPlugin(new WebConfigPlugin(&WEBSERVER));
             addPlugin(new MeshManPlugin(&WEBSERVER));
+            mediator.subscribe("mediatorMsg", bind(&MeshApp::messageHandler, this, _1));
         }
 
         Sprocket* activate(Scheduler* scheduler, Network* network) {
@@ -37,6 +40,10 @@ class MeshApp : public MeshSprocket {
             return this;
         } using MeshSprocket::activate;
 
+        void messageHandler(String msg){
+            Serial.println(msg);
+        }
+
         void heartbeat(MeshNet* network){
             MeshMessage msg; // = { "wirelos", "broadcast", "local", "alive", 0, };
             msg.domain = "wirelos";
@@ -45,6 +52,8 @@ class MeshApp : public MeshSprocket {
             msg.type = MeshMessage::APP;
             String msgStr = msg.toJsonString();
             network->mesh.sendBroadcast(msgStr/* , true */);
+            //String mMsg =  String("hoi");
+            mediator.publish("mediatorMsg", "hi mediator");
         }
         void onMessage( uint32_t from, String &msg ) {
             Serial.printf("MeshApp onMessage: received from %u msg=%s\n", from, msg.c_str());