Support deploying to multiple environments at once

[mmabrouk]

Allow deploying to all environments in one action instead of selecting and deploying one environment at a time. The suggestion also calls for changing the option to a select.

[linear-code]

AGE-3787

[Sanket2329]

Hi @mmabrouk

I'd like to work on this issue. Could you please assign it to me if it's available?

Thanks!