✨ [#97] feature: health-check api 구현

src/main/java/gaji/service/config/SecurityConfig.java

@@ -38,7 +38,7 @@ public class SecurityConfig {
     private static final String[] AUTH_WHITELIST = {
             "/oauth2/**", "/swagger-ui/**", "/api-docs", "/swagger-ui-custom.html",
             "/v3/api-docs/**", "/api-docs/**", "/swagger-ui.html", "/reissue", "/", "/my",
-            "/api/**", "/api/vote/**"
+            "/api/**", "/api/vote/**", "/health-check"
     };
 
     @Bean

src/main/java/gaji/service/domain/test/HealCheckController.java

@@ -0,0 +1,14 @@
+package gaji.service.domain.test;
+
+import gaji.service.global.base.BaseResponse;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class HealCheckController {
+
+    @GetMapping("/health-check")
+    public BaseResponse healthCheck() {
+        return BaseResponse.onSuccess(null);
+    }
+}