Refactoring for strong typing enforce, added phpstan and rector

[indy2kro]

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[what-the-diff]

PR Summary

• Improvement in GitHub Actions workflow
  Additional steps were added for executing certain tasks in the workflow which makes the testing processes more efficient.

• Additional Rector package and configuration file
  A new package has been introduced to the system which has the ability to run static analysis and automatically refactor the code based on the provided configuration, enhancing the code quality.

• Environment Variables for Git-hooks Configuration
  The configuration has been updated to utilize environment variables providing more flexibility and allowing specific settings to be altered on-the-fly, hence optimizing system performance.

• Underlying Code Elegance with Type Hinting
  Updated numerous methods across various files by adding return type and parameter type hints. This brings clarity in terms of what kind of data is handled and returned by methods, reducing the chances of bugs related to unexpected data types.

• New Analyzer for JavaScript files
  Added a new file for analyzing and fixing JavaScript files using a tool called Prettier, improving code standards in JavaScript files making the code tidy and easier to read.

• Enhancement in Command's structure
  Several command related files have been updated to provide clear return type hints, ensuring a more predictable command execution process.

• Tools contract updated
  Made changes to a Contract to give a clear view of what functions need to be implemented thereby creating a common and interchangeable object structure across the system.

• Grammar Corrections
  Fixed spelling errors existing in code comments increasing the text readability.

• Improved Facade & Git Files handling
  Updated files associated with Git and Facades to provide clearer return type hints which makes the handling of these components predictable.

• Interface Update for handling Hooks
  A new method has been added to handle commands at a broader interface level, which increases flexibility and the capability for peculiarity.

Please note, this summary has omitted minor details and nit-pick changes focusing only on big picture changes that add substantial value to the system.