gradle checkstyle 추가

build.gradle

@@ -6,6 +6,7 @@ plugins {
     id 'war'
 	id 'com.diffplug.eclipse.apt' version '3.41.1'
 	id 'project-report'
+    id 'checkstyle'
 }
 
 group 'com.eactive'
@@ -35,6 +36,10 @@ java {
 		languageVersion = JavaLanguageVersion.of(8)
 	}
 }
+
+checkstyle {
+    toolVersion = '8.45.1'
+}
    
 compileJava {
 	options.encoding = 'UTF-8'
@@ -255,4 +260,12 @@ eclipse {
 			buildCommand 'org.eclipse.buildship.core.gradleprojectbuilder'
 		}
 	}
+}
+
+
+tasks.withType(Checkstyle) {
+    reports {
+        xml.required = false
+        html.required = true
+    }
 }