[Feature]: Add end to end testing for base scenarios

[penja]

Is your feature request related to a problem? Please describe.
Testing the extension is complex and requires multiple manual steps.

Describe the solution you'd like
I would like to add end-to-end testing that simulates the manual action for example solution could be built based on this https://webdriver.io/docs/extension-testing/vscode-extensions/

Describe alternatives you've considered
Official docs https://code.visualstudio.com/api/working-with-extensions/testing-extension also could be any other alternative solution

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