[feat] add check path logic to prepare

todo: more complete logic

src-tauri/src/cmds.rs

@@ -52,6 +52,6 @@ pub fn set_auto_login_user(user: &str) -> String {
 }
 
 #[tauri::command]
-pub fn check_file_exists(file: &str) -> bool {
-    std::path::Path::new(&file).exists()
+pub fn check_path(path: &str) -> bool {
+    std::path::Path::new(&path).exists()
 }