Chore/385 (#390)

* chore:고정 변경사항 추적

* refactor : 10차 배포로 회귀

* chore/385 10차 배포 서비스로 회귀

Author: HeeMang-Lee

cs25-service/src/main/java/com/example/cs25service/domain/ai/service/BraveSearchMcpService.java

@@ -6,7 +6,6 @@
 import io.modelcontextprotocol.spec.McpSchema.CallToolRequest;
 import io.modelcontextprotocol.spec.McpSchema.CallToolResult;
 import io.modelcontextprotocol.spec.McpSchema.ListToolsResult;
-import java.time.Duration;
 import java.util.List;
 import java.util.Map;
 import lombok.RequiredArgsConstructor;
@@ -19,8 +18,9 @@
 public class BraveSearchMcpService {
 
     private static final String BRAVE_WEB_TOOL = "brave_web_search";
-    private static final Duration INIT_TIMEOUT = Duration.ofSeconds(60);
+
     private final List<McpSyncClient> mcpClients;
+
     private final ObjectMapper objectMapper;
 
     public JsonNode search(String query, int count, int offset) {
@@ -40,36 +40,23 @@ public JsonNode search(String query, int count, int offset) {
             var root = objectMapper.createObjectNode();
             root.set("results", content);
             return root;
-
         }
-    }
 
-    private void ensureInitialized(McpSyncClient client) {
-        if (!client.isInitialized()) {
-            synchronized (client) {               // 다중 스레드 초기화 경합 방지
-                if (!client.isInitialized()) {
-                    log.debug("MCP 클라이언트 초기화 시작…");
-                    client.initialize();          // 매개변수 없는 버전
-                    log.debug("MCP 클라이언트 초기화 완료");
-                }
-            }
-        }
+        return content != null ? content : objectMapper.createObjectNode();
     }
 
     private McpSyncClient resolveBraveClient() {
         for (McpSyncClient client : mcpClients) {
-            try {
-                ensureInitialized(client);                // 초기화
-                ListToolsResult tools = client.listTools();
-                if (tools != null && tools.tools() != null &&
-                    tools.tools().stream()
-                        .anyMatch(t -> BRAVE_WEB_TOOL.equalsIgnoreCase(t.name()))) {
+            ListToolsResult tools = client.listTools();
+            if (tools != null && tools.tools() != null) {
+                boolean found = tools.tools().stream()
+                    .anyMatch(tool -> BRAVE_WEB_TOOL.equalsIgnoreCase(tool.name()));
+                if (found) {
                     return client;
                 }
-            } catch (Exception e) {
-                log.debug("Brave MCP 클라이언트 후보 실패: {}", e.toString());
             }
         }
-        throw new IllegalStateException("Brave MCP 서버에서 '" + BRAVE_WEB_TOOL + "' 툴을 찾을 수 없습니다.");
+
+        throw new IllegalStateException("Brave MCP 서버에서 brave_web_search 툴을 찾을 수 없습니다.");
     }
 }