Auto-start / Auto-shutdown Azure VM

Wanna add a task to auto start the Testing Virtual Machine.

Monday to Friday, auto power on it.

Saturday & Sunday, not.

However, currently, "Automation: Tasks" does not well to do it.

References

https://docs.microsoft.com/en-us/shows/it-ops-talk/auto-shutdown-and-auto-start-an-azure-vm

Update