feat(strm): strm local file (#1127)

* feat(strm): strm local file

* feat: 代码优化

* feat: 访问被strm挂载路径时也更新

* fix: 路径最后带/判断缺失

* fix: 路径最后带/判断缺失

* refactor

* refactor

* fix: close seekable-stream in `generateStrm`

* refactor: lazy create local file

* 优化路径判断

---------

Co-authored-by: KirCute <kircute@foxmail.com>

internal/search/build.go

@@ -199,14 +199,13 @@ func Config(ctx context.Context) searcher.Config {
 	return instance.Config()
 }
 
-func Update(parent string, objs []model.Obj) {
+func Update(ctx context.Context, parent string, objs []model.Obj) {
 	if instance == nil || !instance.Config().AutoUpdate || !setting.GetBool(conf.AutoUpdateIndex) || Running() {
 		return
 	}
 	if isIgnorePath(parent) {
 		return
 	}
-	ctx := context.Background()
 	// only update when index have built
 	progress, err := Progress()
 	if err != nil {