Fix/lock expiration check

[sylvesterdamgaard]

No description provided.

[what-the-diff]

PR Summary

• Removal of README.md File
  The README.md file, generally used to explain the project, has been removed.

• Addition of Reference to Illuminate\Support\Carbon in LockListener.php
  The LockListener.php file now imports a library called Illuminate\Support\Carbon. This library provides handy tools for managing date and time operations.

• Update in Logic to Handle Locking Mechanism
  A change has been made in the method handling locks on data. Now, it incorporates a check to see if a lock was updated more than 5 minutes ago. Essentially, this means if an object has been locked and not updated for more than 5 minutes, it will trigger certain actions or mechanisms.