add spotless

build.gradle

@@ -1,7 +1,8 @@
 plugins {
+    id 'java'
     id 'org.springframework.boot' version '2.7.2'
     id 'io.spring.dependency-management' version '1.0.12.RELEASE'
-    id 'java'
+    id "com.diffplug.spotless" version "6.9.0"
 }
 
 group = 'net.hostsharing'
@@ -22,6 +23,8 @@ ext {
     set('testcontainersVersion', "1.17.3")
 }
 
+// wrapper
+
 dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
     implementation 'org.springframework.boot:spring-boot-starter-data-rest'
@@ -55,3 +58,11 @@ dependencyManagement {
 tasks.named('test') {
     useJUnitPlatform()
 }
+
+spotless {
+    java {
+        removeUnusedImports()
+        endWithNewline()
+        toggleOffOn()
+    }
+}