Add Level-8 (Dates and Times)

[W1ndB10w]

Level-8: Dates and Times

• Implement support for dates and times in the deadline and event commands to allow users to specify task dates in a standardized format.
• Stretch goal: Implement the schedule command to allow users to view all tasks scheduled for a specific date.

Changes Made

• Added date parsing for Deadline and Event tasks

  • Dates are stored as LocalDate objects
    • Input format: yyyy-MM-dd (e.g., 2019-12-02)
    • Output format: MMM dd yyyy (e.g., Dec 02 2019)

• Stretch goal: Added new schedule command to view tasks for a specific date

  • Command format: schedule yyyy-MM-dd
  • Filters and displays:
    • Deadlines that fall on the specified date
    • Events that span the specified date