Add jib and shadow plugins to the build.gradle

Author: marko-radosavljevic

JShellAPI/build.gradle

@@ -2,6 +2,8 @@ plugins {
     id 'java'
     id 'org.springframework.boot' version '3.0.1'
     id 'io.spring.dependency-management' version '1.1.0'
+    id 'com.google.cloud.tools.jib' version '3.3.2'
+    id 'com.github.johnrengelman.shadow' version '8.1.1'
 }
 
 group 'org.togetherjava'
@@ -19,6 +21,29 @@ dependencies {
     annotationProcessor "org.springframework.boot:spring-boot-configuration-processor"
 }
 
+var outputImage = 'togetherjava.org:5001/togetherjava/jshellbackend:master' ?: 'latest'
+
+jib {
+    from.image = 'eclipse-temurin:19'
+    to {
+        image = outputImage
+        auth {
+            username = System.getenv('ORG_REGISTRY_USER') ?: ''
+            password = System.getenv('ORG_REGISTRY_PASSWORD') ?: ''
+        }
+    }
+    container {
+        mainClass = 'org.togetherjava.jshellapi.Main'
+        setCreationTime(java.time.Instant.now().toString())
+    }
+}
+
+shadowJar {
+    archiveBaseName.set('JShellPlaygroundBackend')
+    archiveClassifier.set('')
+    archiveVersion.set('')
+}
+
 tasks.named('test') {
     useJUnitPlatform()
-}
+}