Description

Now the path to Node.JS is taken from the IDEA settings.
In the absence of required npm packages, the user is now prompted to install them automatically.

Fixes #1556
Fixes #1564

Type of Change

• Minor bug fix (non-breaking small changes)
• Refactoring (typos and non-functional changes)
• New feature (non-breaking change which adds functionality)

How Has This Been Tested?

Manually

Manual Scenario

• The path to Node JS in tests generation should be used from the IDEA settings
• If Node JS is not found, a window appears in IDEA with an error, which is also recorded in the logs, the plugin window does not appear
• If Node JS is found, npm package validation will be started
• If required npm packages are found, plugin window will appear
• If required npm packages are not found, a window appears asking the user about the automatic download of the npm package

Checklist (remove irrelevant options):

This is the author self-check list

• The change followed the style guidelines of the UTBot project
• Self-review of the code is passed
• No new warnings
• All manual scenarios pass locally with my changes