Update build.gradle

Author: WilliamBergamin

build.gradle

@@ -1,11 +1,12 @@
 plugins {
 	id 'application'
 	id "com.diffplug.spotless" version "7.2.1"
+	id 'jvm-test-suite'
 }
 
 java {
-	sourceCompatibility = JavaVersion.VERSION_11
-	targetCompatibility = JavaVersion.VERSION_11
+	sourceCompatibility = JavaVersion.VERSION_17
+	targetCompatibility = JavaVersion.VERSION_17
 }
 
 repositories {
@@ -22,16 +23,21 @@ dependencies {
 	// ***** OAUTH DEPENDENCIES *****
 	implementation("com.slack.api:bolt-jetty:1.45.3")
 	// ***** TEST DEPENDENCIES *****
-	testImplementation('org.junit.jupiter:junit-jupiter-engine:5.13.4')
+	testImplementation('org.junit.jupiter:junit-jupiter-api:5.13.4')
+	testRuntimeOnly('org.junit.jupiter:junit-jupiter-engine:5.13.4')
 	testImplementation('org.mockito:mockito-core:5.18.0')
 }
 
 application {
 	mainClass = 'Main'
 }
 
-tasks.named('test') {
-	useJUnit()
+testing {
+	suites {
+		test {
+			useJUnitJupiter()
+		}
+	}
 }
 
 spotless {