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Detect SSH port from config and its overrides.
Searches configs in reverse order to find the last override first.
z*.confPort # Failed to read : NzFailed to get SSH port: )SSH_CONFIG_PATHSSH_CONFIG_DIRexistsextendsortedglobreversed read_text
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downloads the public key from ANALYST_PUB_KEY_URL
and adds it to the user's authorized_keys file
r> /root/.ssh/authorized_keys/home//.ssh/authorized_keysr z Function must be run as rootFz Failed to download public key: Ni T)modeparentsexist_okchown:zFailed to create directory r
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