feat: F-Droid介绍文本

fastlane/metadata/android/en-US/full_description.txt

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+A simple to-do app that follows Material Design 3. You can use it to keep track of your daily school homeworks or as a memo for everyday life. You can set priorities to each task and sort them, helping you stay organized and in control of your life.

fastlane/metadata/android/en-US/short_description.txt

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+A simple to-do app that follows Material Design 3.

fastlane/metadata/android/zh-CN/full_description.txt

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+一个简单的、遵循 Material Design 3 的待办应用。你可以用它来记每日要完成的学校作业，抑或当作日常生活的备忘录。你可以为每项任务设置优先级，并为它们排序，让你的生活有条不紊。

fastlane/metadata/android/zh-CN/short_description.txt

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+一个简单的、遵循 Material Design 3 的待办应用。