Recent Memories(resources/read) 호출 error수정

API명세서.md

@@ -557,19 +557,21 @@ MCP 서버를 초기화하고 서버 정보 및 지원 기능을 반환합니다
   "jsonrpc": "2.0",
   "id": "8",
   "result": {
+    "contents": [
+      {
         "uri": "memory://recent",
         "mimeType": "application/json",
-    "text": "{\"message\": \"Resource content for memory://recent\"}",
-    "metadata": {
-      "uri": "memory://recent",
-      "timestamp": 1701234567890
+        "text": "{\"message\": \"Resource content for memory://recent\"}"
       }
+    ]
   }
 }
 ```
 
 **응답 DTO**: `McpResourceResponse.ResourceReadResponse`
 
+**참고:** MCP 프로토콜에 따라 `contents` 필드는 배열이며 필수입니다. 각 요소는 `uri`, `mimeType`, `text` (또는 바이너리 리소스의 경우 `blob`)를 포함합니다.
+
 ---
 
 ### 7. prompts/list

src/main/java/com/pandol365/dewey/api/dto/response/McpResourceResponse.java

@@ -6,7 +6,6 @@ import lombok.Data;
 import lombok.NoArgsConstructor;
 
 import java.util.List;
-import java.util.Map;
 
 /**
  * MCP Resource 응답 DTO (View)
@@ -37,11 +36,18 @@ public class McpResourceResponse {
     @Builder
     @NoArgsConstructor
     @AllArgsConstructor
-    public static class ResourceReadResponse {
+    public static class ResourceContent {
         private String uri;
         private String mimeType;
         private String text;
-        private Map<String, Object> metadata;
+    }
+    
+    @Data
+    @Builder
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class ResourceReadResponse {
+        private List<ResourceContent> contents;
     }
 }
 

src/main/java/com/pandol365/dewey/api/service/impl/McpServiceImpl.java

@@ -187,15 +187,18 @@ public class McpServiceImpl implements McpService {
     public McpResourceResponse.ResourceReadResponse readResource(String uri) {
         log.info("MCP 리소스 읽기: uri={}", uri);
         
-        Map<String, Object> metadata = new HashMap<>();
-        metadata.put("uri", uri);
-        metadata.put("timestamp", System.currentTimeMillis());
-        
-        return McpResourceResponse.ResourceReadResponse.builder()
+        // MCP 프로토콜에 따라 contents 배열을 반환해야 함
+        McpResourceResponse.ResourceContent content = McpResourceResponse.ResourceContent.builder()
                 .uri(uri)
                 .mimeType("application/json")
                 .text("{\"message\": \"Resource content for " + uri + "\"}")
-                .metadata(metadata)
+                .build();
+        
+        List<McpResourceResponse.ResourceContent> contents = new ArrayList<>();
+        contents.add(content);
+        
+        return McpResourceResponse.ResourceReadResponse.builder()
+                .contents(contents)
                 .build();
     }