Added MQTT actor

app/mqttClient/Module.scala

@@ -0,0 +1,36 @@
+package mqttClient
+
+import com.google.inject.{AbstractModule, Provides}
+import com.hivemq.client.mqtt.mqtt5.{Mqtt5AsyncClient, Mqtt5Client}
+import jakarta.inject.Inject
+import play.api.libs.concurrent.PekkoGuiceSupport
+import play.api.{Configuration, Logging}
+
+import java.nio.charset.StandardCharsets
+
+class Module extends AbstractModule with PekkoGuiceSupport with Logging {
+  override def configure(): Unit = {
+    bindTypedActor(MessageProcessorActor, "mqtt-message-processor-actor")
+    bind(classOf[MessageProcessorActor.Reg]).asEagerSingleton()
+  }
+
+  @Provides
+  def mqtt5Client(config: Configuration): Mqtt5AsyncClient = {
+    val mqttConfig = config.get[Configuration]("mqtt")
+
+    var builder = Mqtt5Client.builder()
+      .identifier(mqttConfig.get[String]("clientId"))
+      .serverHost(mqttConfig.get[String]("host"))
+      .serverPort(mqttConfig.get("port"))
+
+    mqttConfig.getOptional[String]("username").foreach{username =>
+      val password = mqttConfig.get[String]("password").getBytes(StandardCharsets.US_ASCII)
+      builder = builder.simpleAuth()
+        .username(username)
+        .password(password)
+        .applySimpleAuth()
+    }
+
+    builder.buildAsync()
+  }
+}