added Spring Boot Actuator

pom.xml

@@ -44,7 +44,10 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-validation</artifactId>
         </dependency>
-
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-actuator</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
@@ -82,6 +85,39 @@
                         </exclude>
                     </excludes>
                 </configuration>
+                <executions>
+                    <execution>
+                        <id>build-info</id>
+                        <goals>
+                            <goal>build-info</goal>
+                        </goals>
+                    </execution>
+                    <execution>
+                        <id>repackage</id>
+                        <goals>
+                            <goal>repackage</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.codehaus.mojo</groupId>
+                <artifactId>build-helper-maven-plugin</artifactId>
+                <version>3.2.0</version>
+                <executions>
+                    <execution>
+                        <id>add-test-source</id>
+                        <phase>generate-test-sources</phase>
+                        <goals>
+                            <goal>add-test-source</goal>
+                        </goals>
+                        <configuration>
+                            <sources>
+                                <source>src/integration/java</source>
+                            </sources>
+                        </configuration>
+                    </execution>
+                </executions>
             </plugin>
         </plugins>
     </build>

src/integration/java/de/nclazz/service/mailrelay/MailRelayApplicationTest.java

@@ -1,15 +1,39 @@
 package de.nclazz.service.mailrelay;
 
 import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.ActiveProfiles;
+import org.springframework.test.web.servlet.MockMvc;
+
+import static org.springframework.http.MediaType.APPLICATION_JSON;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
 
 @SpringBootTest
+@AutoConfigureMockMvc
 @ActiveProfiles("integration")
 class MailRelayApplicationTest {
 
+    @Autowired
+    private MockMvc mockMvc;
+
     @Test
     public void contextLoads() {
     }
 
+    @Test
+    void actuatorInfoIsAccessible() throws Exception {
+        mockMvc.perform(get("/actuator/info")
+                .contentType(APPLICATION_JSON))
+                .andExpect(status().isOk());
+    }
+
+    @Test
+    void actuatorHealthIsAccessible() throws Exception {
+        mockMvc.perform(get("/actuator/health")
+                .contentType(APPLICATION_JSON))
+                .andExpect(status().isOk());
+    }
 }

src/main/resources/application.properties

@@ -2,4 +2,8 @@
 spring.jpa.hibernate.ddl-auto=update
 spring.datasource.url=jdbc:h2:file:./test-db
 
+management.endpoints.enabled-by-default=false
+management.endpoint.info.enabled=true
+management.endpoint.health.enabled=true
+
 nclazz.auth.token=