Add workflow for version 4 development

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (9f72e2e) 89.54% compared to head (52dcaf8) 89.54%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## v4 #59 +/- ## ========================================= Coverage 89.54% 89.54% Complexity 486 486 ========================================= Files 7 7 Lines 1387 1387 ========================================= Hits 1242 1242 Misses 145 145 ```

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