v4.0.0

Added

• settings: Update icon for settings.
• Improve error logging and update PHPStan configuration.
• Enhance GiftUp extension with strict types and method signatures.
• Add strict types declaration and improve property types.
• docs: Restructure API documentation and add installation guide.

Changed

• Fix validation issues for nullable components. (#3)

Fixed

• Remove unnecessary type casting for API key in sendRequest method.
• Change casing on settings.php file.
• Correct formatting in the Getting Started section of index.md.
• Update README with badges.