SMA-4-Added ModelMapper dependency

backend/build.gradle

@@ -29,6 +29,8 @@ dependencies {
     annotationProcessor 'org.springframework.boot:spring-boot-configuration-processor'
     annotationProcessor 'org.projectlombok:lombok'
     testImplementation 'org.springframework.boot:spring-boot-starter-test'
+    implementation group: 'org.modelmapper', name: 'modelmapper', version: '3.1.1'
+
 }
 
 tasks.named('bootBuildImage') {

backend/src/main/java/com/sportsmatch/backend/configs/ModelMapperConfig.java

@@ -0,0 +1,14 @@
+package com.sportsmatch.backend.configs;
+
+import org.modelmapper.ModelMapper;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class ModelMapperConfig {
+
+    @Bean
+    public ModelMapper modelMapper() {
+        return new ModelMapper();
+    }
+}