Provide an example workflow for Merge Queue

[suzuki-shunsuke]

Feature Overview

Provide an example workflow for Merge Queue.
We need to look into if tfaction works well via Merge Queue.

Why is the feature needed?

We assume to run terrform apply via push event to the default branch.
But some users want to run terraform apply via Merge Queue.

https://docs.github.com/en/repositories/configuring-branches-and-merges-in-your-repository/configuring-pull-request-merges/managing-a-merge-queue

Example Code

No response

Note

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