fix some errors

Dockerfile

@@ -9,7 +9,7 @@ RUN chown -R $APPLICATION_USER /app
 USER $APPLICATION_USER
 
 WORKDIR /app
-COPY ./build/libs/birb-integrated-bench-0.0.1.jar /app/birb-integrated-bench.jar
+COPY ./build/libs/birb-integrated-bench.jar /app/birb-integrated-bench.jar
 COPY ./wave.wav /app/wave.wav
 
 CMD ["java", "-server", "-XX:+UnlockExperimentalVMOptions", "-XX:InitialRAMFraction=2", "-XX:MinRAMFraction=2", "-XX:MaxRAMFraction=2", "-XX:+UseG1GC", "-XX:MaxGCPauseMillis=100", "-XX:+UseStringDeduplication", "-jar", "birb-integrated-bench.jar"]

build.gradle

@@ -1,14 +1,29 @@
 buildscript {
     repositories {
         jcenter()
+        mavenCentral()
+        maven {
+            url = uri("https://repo.eclipse.org/content/repositories/paho-releases/")
+        }
+        maven {
+            url = uri("https://plugins.gradle.org/m2/")
+        }
     }
+
     
     dependencies {
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+        classpath "com.github.jengelman.gradle.plugins:shadow:5.2.0"
     }
 }
 
+tasks.withType(JavaCompile) {
+    sourceCompatibility = JavaVersion.VERSION_11
+    targetCompatibility = JavaVersion.VERSION_11
+}
+
 apply plugin: 'kotlin'
+apply plugin: 'com.github.johnrengelman.shadow'
 apply plugin: 'application'
 
 group 'com.kmlabz.k8s'
@@ -17,9 +32,7 @@ mainClassName = "io.ktor.server.jetty.EngineMain"
 
 sourceSets {
     main.kotlin.srcDirs = main.java.srcDirs = ['src']
-    test.kotlin.srcDirs = test.java.srcDirs = ['test']
     main.resources.srcDirs = ['resources']
-    test.resources.srcDirs = ['testresources']
 }
 
 repositories {
@@ -38,5 +51,19 @@ dependencies {
     implementation "io.ktor:ktor-client-jetty:$ktor_version"
     implementation "io.ktor:ktor-client-json-jvm:$ktor_version"
     implementation "io.ktor:ktor-client-gson:$ktor_version"
-    testImplementation "io.ktor:ktor-server-tests:$ktor_version"
+    implementation 'org.eclipse.paho:org.eclipse.paho.client.mqttv3:1.2.5'
 }
+
+kotlin.experimental.coroutines = 'enable'
+
+tasks.withType(org.jetbrains.kotlin.gradle.tasks.KotlinCompile).all {
+    kotlinOptions {
+        jvmTarget = "11"
+    }
+}
+
+shadowJar {
+    baseName = 'birb-integrated-bench'
+    classifier = null
+    version = null
+}

src/Application.kt

@@ -2,21 +2,15 @@ package com.kmlabz.k8s
 
 import com.google.gson.Gson
 import com.google.gson.GsonBuilder
-import com.google.gson.internal.GsonBuildConfig
 import io.ktor.application.*
-import io.ktor.response.*
-import io.ktor.request.*
 import io.ktor.client.*
 import io.ktor.client.engine.jetty.*
 import io.ktor.client.features.json.*
 import io.ktor.client.request.*
 import io.ktor.client.request.forms.*
-import io.ktor.client.statement.*
 import io.ktor.http.*
-import io.ktor.http.ContentDisposition.Companion.File
 import io.ktor.http.content.*
 import io.ktor.util.*
-import io.ktor.utils.io.streams.*
 import kotlinx.coroutines.*
 import java.io.File