Update appInterface.h

src/appInterface.h

@@ -17,6 +17,7 @@ class IApp {
         virtual bool saveSettings() = 0;
         virtual bool readSettings(const char *path) = 0;
         virtual bool eraseSettings(bool eraseWifi) = 0;
+        virtual void setOnUpdate() = 0;
         virtual void setRebootFlag() = 0;
         virtual const char *getVersion() = 0;
         virtual statistics_t *getStatistics() = 0;