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Issue description:

it might be better written as:
"For a single existing managed host, you can install your public key on the managed host and populate your local ~/.ssh/known_hosts file with its host key by using ssh-copy-id command, as follows"

otherwise it felt like  there is a different command (not ssh-copy-id) that will install the public key on the managed host while the ssh-copy-id command is used to fetch the managed host's host key.

Steps to reproduce:

Workaround:

Expected result: