PR Summary

• Inclusion of New Application
  The application ice-bar has now been added to the official list of applications, enhancing the functionalities we offer.

• Update in Nix Configuration
  We've included a new element, ./jankyborders.nix, in our configuration management file. This insertion will help us improve configuration handling.

• Addition of a New File to Manage jankyborders Package
  A new file nix/darwin/jankyborders.nix has been created. Its function is to both configure and manage the jankyborders package. Additionally, it also sets up a launch agent for the package, specifying various parameters like styles, colors, and environmental variables. This streamlines the package's operation and offers more customizability.