Release - v0.2.0

• Added search function
• Added tooltips
• Added a tooltip for scroll to bottom or top (long click the add task button to show the tooltip)
• Added navigation rail bar for landscape mode
• Show the task that is reminded on top (auto hide the reminded task after 12 hour)
• Optimize some design for Android 15
• Optimize undo button logic
• Optimize screen size support to some dialog
• Changed some design
• Fixed top bar won't auto update the date change when go to next day