Developer 역할 Spring 골격 smoke (runtime-role-matrix-live-20260714112301-v11-developer-001)

src/main/java/com/example/demo/DemoApplication.java

@@ -0,0 +1,12 @@
+package com.example.demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class DemoApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(DemoApplication.class, args);
+    }
+}