- Introduced .editorconfig to unify coding style across editors.
- Added .gitignore to exclude the vendor directory.
- Created .phpcs.xml.dist for custom PHP CodeSniffer ruleset.
- Updated composer.json to include development dependencies for PHP CodeSniffer and PHPStan.
- Added phpstan configuration files for static analysis.
- Enhanced readme.txt with development instructions for PHP quality tools.

- Updated function definitions and conditionals for better clarity and consistency.
- Enhanced comments for better understanding of functionality.
- Adjusted formatting and spacing for improved code style.
- Ensured compatibility with PHP 8.2 by declaring used properties and using modern syntax.

- Updated .phpcs.xml.dist to include additional rules and configurations for improved code quality checks.
- Added detailed comments and documentation in advanced-cache.php for better understanding of functionality and parameters.
- Adjusted minimum supported PHP and WordPress versions in the configuration to align with current standards.

- Changed references from Memcached to the WordPress object cache API in advanced-cache.php for clarity.
- Updated composer.json description to reflect support for various object cache backends.
- Revised readme.txt to emphasize compatibility with Redis and other object cache systems, enhancing installation instructions and usage guidelines.

- Increment stable tag to 1.6.
- Document compatibility with all WordPress object cache API backends, not just Memcached.
- Revise code comments and documentation to use "object cache" terminology.
- Add a section for Object cache backends in the readme, citing Memcached as a reference.
- Introduce PHP quality tooling with Composer dev dependencies and configuration files for code standards.
- Ensure code compliance with WordPress Coding Standards through formatting and PHPDoc updates.

- Added DDEV configuration files for local WordPress development.
- Updated .gitignore to exclude build and wp directories.
- Enhanced .phpcs.xml.dist to exclude additional patterns.
- Improved advanced-cache.php and batcache.php with detailed plugin metadata and new admin bar functionality for purging cache.
- Documented testing procedures and setup in TESTING.md, including Redis and Memcached integration.
- Revised readme.txt to reflect new features and installation instructions.

Release 1.6