Gradle source compatibility

Author: xPressed

build.gradle

@@ -6,7 +6,7 @@ plugins {
 
 group = 'ru.xpressed'
 version = '0.0.1-SNAPSHOT'
-sourceCompatibility = '1.8'
+sourceCompatibility = "1.9"
 
 configurations {
     compileOnly {
@@ -36,3 +36,4 @@ dependencies {
 tasks.named('test') {
     useJUnitPlatform()
 }
+targetCompatibility = JavaVersion.VERSION_1_9

src/main/java/ru/xpressed/javatemplatescoursework/controller/AccountController.java

@@ -5,7 +5,6 @@
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
-import org.springframework.web.bind.annotation.PostMapping;
 import ru.xpressed.javatemplatescoursework.entity.Customer;
 import ru.xpressed.javatemplatescoursework.entity.Order;
 import ru.xpressed.javatemplatescoursework.repository.CustomerRepository;