Adding Swagger for a better documentation

pom.xml

@@ -83,6 +83,13 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-actuator</artifactId>
 		</dependency>
+
+		<!-- Spring Swagger -->
+		<dependency>
+			<groupId>org.springdoc</groupId>
+			<artifactId>springdoc-openapi-starter-webmvc-ui</artifactId>
+			<version>2.3.0</version>
+		</dependency>
 
 	</dependencies>
 

src/main/java/com/courseapp/config/OpenApiConfig.java

@@ -0,0 +1,23 @@
+package com.courseapp.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import io.swagger.v3.oas.models.OpenAPI;
+import io.swagger.v3.oas.models.info.Info;
+
+@Configuration
+public class OpenApiConfig {
+
+    @Bean
+    OpenAPI customOpenAPI() {
+        return new OpenAPI()
+            .info(new Info()
+                .title("CourseApp API REST")
+                .version("v1")
+                .description("Course application developed using Java Spring Boot. This app lets students sign up" +
+                    " and enrol in industry ready courses.")
+                .termsOfService("https://github.com/anmol111pal/Courses-App")
+            );
+    }
+}

src/test/java/com/courseapp/CourseAppApplicationTests.java

@@ -1,9 +1,10 @@
 package com.courseapp;
 
+import com.courseapp.config.OpenApiConfig;
 import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 
-@SpringBootTest
+@SpringBootTest(classes = {OpenApiConfig.class})
 class CourseAppApplicationTests {
 
 	@Test