Release 212-0.5.4

[veptechno]

Fixed:

• Some features may not have worked in not JAICF projects. The plugin now works only in projects importing JAICF core;

• Suppress errors if IDEA requests plugin extensions before the index is ready.
  Implemented:

Implemented:

• Support for the IDEA plugin recommendation system. Now if your project has JAICF core dependency and JAICF plugin is not installed, then IDEA will suggest to install the plugin using the balloon notification.

[github-actions]

The artifacts url is https://github.com/just-ai/jaicf-plugin/suites/6452670614/artifacts/236562013