v4.0.0 - Enhanced Error Handling and Robust Testing

[jackie1santana]

What's New:
Enhanced Error Handling:

• Added comprehensive validation for dateParam to ensure it accepts only valid ISO date strings or Date objects.
• Explicit error messages for invalid, undefined, or null date parameters.
• Improved handling for specific edge cases like future dates and exactly one year ago.
• Improved Test Coverage
• Added multiple test cases to cover various scenarios including valid dates, invalid dates, edge cases, and different time intervals.
• Ensured robust testing for the core functionality and error handling of showtimeago.
• Refactored Code

Cleaned up and optimized the showtimeago function for better readability and maintainability.
Streamlined the process of converting and formatting dates to human-readable "time ago" strings.

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This discussion was created from the release v4.0.0 - Enhanced Error Handling and Robust Testing.