fix: 修复视频接口中错误引用 ChatResponse 导致的编译失败

chat-server/src/main/java/com/chat/controller/VideoStreamController.java

@@ -3,12 +3,13 @@ package com.chat.controller;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.chat.model.VideoStream;
 import com.chat.service.VideoStreamService;
-import com.chat.model.dto.ChatResponse;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 import java.time.LocalDateTime;
 
 import java.util.List;
+import java.util.Map;
 
 /**
  * 视频流控制器
@@ -24,25 +25,30 @@ public class VideoStreamController {
      * 获取视频列表，可根据分类筛选
      */
     @GetMapping
-    public ChatResponse<List<VideoStream>> listVideos(@RequestParam(required = false) String category) {
+    public ResponseEntity<?> listVideos(@RequestParam(required = false) String category) {
         LambdaQueryWrapper<VideoStream> queryWrapper = new LambdaQueryWrapper<>();
         if (category != null && !category.isEmpty() && !"全部".equals(category)) {
             queryWrapper.eq(VideoStream::getCategory, category);
         }
         queryWrapper.orderByDesc(VideoStream::getId);
-        return ChatResponse.success(videoStreamService.list(queryWrapper));
+        List<VideoStream> list = videoStreamService.list(queryWrapper);
+        return ResponseEntity.ok(Map.of("code", 200, "data", list));
     }
 
     /**
      * 接收爬虫提交的视频并保存
      */
     @PostMapping
-    public ChatResponse<Boolean> addVideo(@RequestBody VideoStream videoStream) {
+    public ResponseEntity<?> addVideo(@RequestBody VideoStream videoStream) {
         if (videoStream.getCreatedAt() == null) {
             videoStream.setCreatedAt(LocalDateTime.now());
             videoStream.setUpdatedAt(LocalDateTime.now());
         }
         boolean saved = videoStreamService.save(videoStream);
-        return saved ? ChatResponse.success(true) : ChatResponse.error(500, "保存失败");
+        if (saved) {
+            return ResponseEntity.ok(Map.of("code", 200, "data", true));
+        } else {
+            return ResponseEntity.status(500).body(Map.of("code", 500, "message", "保存失败"));
+        }
     }
 }