Adding a task scheduler for background tasks

[Andreea-Lupu]

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[rchincha]

The general design is that any extension should be able to create a Task (which should be an interface) to the TaskScheduler. The TaskScheduler shouldn't know what the task is, just that it handles it in the background and returns a status or calls a callback.

[codecov[bot]]

Codecov Report

Merging #700 (19410e2) into main (19410e2) will not change coverage. The diff coverage is n/a.

:exclamation: Current head 19410e2 differs from pull request most recent head 65c6248. Consider uploading reports for the commit 65c6248 to get more accurate results

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