import tkinter as tkfrom tkinter import messagebox, ttkimport jsonimport osfrom datetime import datetime# 바탕화면 경로에 tasks.json 저장def get_desktop_path(): try: return os.path.join(os.environ['USERPROFILE'], 'Desktop') except Exception: return os.path.join(os.path.expanduser("~"), 'Desktop')TASKS_FILE = os.path.join(get_desktop_path(), "tasks.json")ENGLISH_WEEKDAYS = ['Mon', 'Tue..