migrate events atoms to reatom3

[vkozio]

Summary by CodeRabbit

Release Notes

• New Features

  • Introduced a new .cursorignore file to improve indexing by ignoring specified directories and file patterns.
  • Added functionality to retrieve a list of events via a new API endpoint.

• Updates

  • Updated dependency versions in the package.json file.
  • Refactored several state management components to utilize the latest @reatom/core library, enhancing modularity and performance.

• Bug Fixes

  • Improved error handling and response management for event fetching.

• Documentation

  • Updated type definitions and signatures for better clarity and type safety.