JAVA-10132: Align module names, folder names and artifact id

spring-cloud/spring-cloud-loadbalancer/spring-cloud-loadbalancer-server/src/main/java/com/baeldung/spring/cloud/loadbalancer/server/ServerApplication.java

@@ -0,0 +1,25 @@
+package com.baeldung.spring.cloud.loadbalancer.server;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@SpringBootApplication
+@RestController
+public class ServerApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(ServerApplication.class, args);
+    }
+
+    @Value("${server.instance.id}")
+    String instanceId;
+
+    @GetMapping("/hello")
+    public String hello()
+    {
+        return String.format("Hello from instance %s", instanceId);
+    }
+}

spring-cloud/spring-cloud-loadbalancer/spring-cloud-loadbalancer-server/src/main/resources/application.properties

@@ -0,0 +1 @@
+server.instance.id=1