feat: create event publisher interface

Author: andrea-acampora

src/main/kotlin/application/presenter/EventPublisher.kt

@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2023. Smart Operating Block
+ *
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ */
+
+package application.presenter
+
+import entities.events.Event
+
+/**
+ * The publisher of events to the microservices.
+ */
+interface EventPublisher<in E : Event<Any>> {
+
+    /**
+     * Publish the event.
+     * It's independent on the output publishing platform.
+     * @param event the event to publish.
+     */
+    fun publishEvent(event: E)
+
+}