Fake RHEL validator
Unit tests for fake RHEL validation
Fix unit tests
Add RH credentials test
Fake Red Hat validation
Fix unit tests
Update mocks for unit tests
Fix merge issues and tests
Remove unnecessary code
Fix Fake UI
Add timeout for credentials check
Fix merge issues
Unit test for timeout_command
Delete commented code
Move process execution timeout to settings
Rename param to RHEL_VALIDATION_TIMEOUT