WSL2: Ubuntu fails to start ssh server

WSL2: Ubuntu fails to start ssh server
Running sudo service ssh start fails with error message like below:

* Starting OpenBSD Secure Shell server sshd
sshd: no hostkeys available -- exiting.

It is failing because there are no keys generated in the system, to fix it do:

$: sudo ssh-keygen -A

You should now able to able to start it, like:

$: sudo service ssh start

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