Spring 전환 최소 실행 골격 재검증 (role-developer-reverify-001)

src/main/java/com/example/controller/HealthController.java

@@ -0,0 +1,16 @@
+package com.example.controller;
+
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Map;
+
+@RestController
+public class HealthController {
+
+    @GetMapping("/health")
+    public ResponseEntity<Map<String, String>> health() {
+        return ResponseEntity.ok(Map.of("status", "UP"));
+    }
+}