update readme

Hunter
Thursday, August 29th, 2024 at 10:20 AM

readme.md+9-2

readme.md
 42  - `Command/Ctrl + Z` undo text edit
 43  - `Command/Ctrl + Shift + Z` redo text edit
 44  
 45 +### importing/exporting
 46 +your task tree is automatically saved to your browser's [local storage](#data-persistence) after each edit. for manual backups or cross-device use:
 47 +
 48 +- `Command/Ctrl + S` export task tree to .txt file
 49 +- `Command/Ctrl + O` import task tree from .txt file
 50  ## themes
 51  press `F2` to cycle through available themes.
 52  

100  }
101  ```
102  
    -## data persistence
    -your task tree is automatically saved to your browser's local storage. this ensures your tasks will persist even if you close the browser or refresh the page. note that clearing your browser data may erase your saved tasks.
103 +## data persistences
104 +your task tree is automatically saved to your browser's local storage after each edit. this ensures your tasks will persist even if you close the browser or refresh the page.
105 +
106 +**⚠️ warning:** clearing your browsing data may erase your saved tasks. use the [export feature](#importingexporting) to create a backup before clearing your browsing data.
107  
108  ## browser compatibility
109  this application is designed to run on modern web browsers with javascript enabled. mobile browsers are supported, but a physical keyboard is required (for now).