diff --git a/README.md b/README.md
deleted file mode 100644
index f984abc..0000000
--- a/README.md
+++ /dev/null
@@ -1,3 +0,0 @@
-# pfs
-
-Project File System
\ No newline at end of file
diff --git a/ifs.go b/ifs.go
index c9b416b..95932f2 100644
--- a/ifs.go
+++ b/ifs.go
@@ -13,4 +13,6 @@ type IFS interface {
 	FileCreate(file *models.File) error
 	FileRemove(fileID uuid.UUID, userID uuid.UUID) error
 	FileRead(fileID uuid.UUID, userID uuid.UUID) (*models.File, error)
+	ResolveDirByPath(path string, userID uuid.UUID) (uuid.UUID, error)
+	ResolveFileByPath(path string, userID uuid.UUID) (uuid.UUID, error)
 }