This TODO application allows you to:
- Add a new TODO item by typing in the input field and pressing 'Enter' or clicking the 'Add' button.
- Mark a TODO item as complete by clicking the checkmark (✓) button next to it. Completed items will have a strikethrough style.
- Edit an existing TODO item by clicking the pencil icon (✎) next to it, making changes, and pressing 'Enter' or clicking outside the input field to save.
- Delete a TODO item by clicking the 'X' button next to it, with a confirmation prompt to ensure the action.
- Clear the entire list using the 'Clear List' button at the bottom.
- Export your TODO list to a CSV file by clicking the 'Export to CSV' button. The exported file includes task descriptions and their completion status.