增加 chat对话不存在errorCode

yudao-module-ai/yudao-module-ai-api/src/main/java/cn/iocoder/yudao/module/ai/ErrorCodeConstants.java

@@ -15,5 +15,14 @@ public interface ErrorCodeConstants {
     ErrorCode AI_MODULE_NOT_SUPPORTED = new ErrorCode(1_022_000_000, "AI模型暂不支持!");
 
     ErrorCode AI_CHAT_ROLE_NOT_EXISTENT = new ErrorCode(1_022_000_001, "AI Role 不存在!");;
+
+
     ErrorCode AI_CHAT_CONTINUE_CONVERSATION_ID_NOT_NULL = new ErrorCode(1_022_000_002, "chat 继续对话，对话id不能为空!");;
+
+
+
+    ErrorCode AI_CHAT_CONTINUE_NOT_EXIST = new ErrorCode(1_022_000_020, "chat对话不存在!");;
+
+
+
 }