feat: drag and drop and test the configured LLM

[nilleb]

Description

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update
• Test improvement

Testing

• Unit tests pass locally
• New tests have been added for new functionality
• Existing tests have been updated if needed

Checklist

• I have performed a self-review of my own code
• I have commented my code where necessary (following the no-comments rule)
• My changes generate no new warnings
• Any dependent changes have been merged and published

Screenshots (if applicable)

Additional Notes

[github-actions]

❌ Tests failed. Please check the workflow logs.

[github-actions]

✅ All tests passed!