Backup into Staging

[adampatterson]

This pull request introduces several updates aimed at improving project configuration, documentation, and code quality. Notably, it updates PHP version requirements, refines autoloading, and adds a .gitattributes file for better repository management. It also clarifies documentation and makes minor code improvements.

Project configuration and repository management:

• Added a .gitattributes file to specify text and diff handling for various file types and to exclude certain files and directories from exports.
• Updated composer.json to require PHP versions ^8.2 or ^8.3, changed the namespace for autoloading to Axe\HandleThis pull request introduces several updates aimed at improving project configuration, documentation, and code quality. Notably, it updates PHP version requirements, refines autoloading, and adds a .gitattributes` file for better repository management. It also clarifies documentation and makes minor code improvements.

Project configuration and repository management:

• Added a .gitattributes file to specify text and diff handling for various file types and to exclude certain files and directories from exports.
  , and enabled plugin configuration for composer/installers.

Documentation improvements:

• Updated README.md to correct instructions for using a custom data file and added a link to the GitHub repository. Also updated the directory structure example to reference data.php.bak instead of the old filename. [1] [2]
• Updated URLs in style.css to use lowercase for consistency and accuracy.

Code quality and minor fixes:

• Added return type declarations to methods in lib/Init.php and made minor formatting improvements.
• Improved comment wording in lib/Helpers.php for clarity.
• Minor formatting adjustment in functions.php.