fix version 1

module/base/cms/internal/logic/site/fetch.go

@@ -4,10 +4,12 @@ import (
 	"context"
 
 	pb "bsm/full/module/base/cms/pb"
+	"git.apinb.com/bsm-sdk/core/errcode"
 	"git.apinb.com/bsm-sdk/core/service"
 )
 
 // 站点列表
+// 说明：站点逻辑尚未实现，显式返回未实现错误，避免返回空的成功响应
 func Fetch(ctx context.Context, in *pb.Empty) (reply *pb.SiteListReply, err error) {
 	// parse authorization meta.
 	_, err = service.ParseMetaCtx(ctx, nil)
@@ -15,9 +17,5 @@ func Fetch(ctx context.Context, in *pb.Empty) (reply *pb.SiteListReply, err erro
 		return nil, err
 	}
 
-	// TODO: valid code
-
-	// TODO: add your logic code & delete this line.
-
-	return
+	return nil, errcode.ErrUnimplemented
 }