Don't attempt an implicit unattended install when outputting to a file.
Review Request #13506 — Created Jan. 21, 2024 and submitted
When running the installer with output piped to a file (or otherwise not
writing to a terminal), the installer would accept all defaults for
prompts and then initiate the install. This may not be what people want.
We now require
--noinputin order to do an unattended install. When
outputting to a non-terminal without passing
--noinput, the installer
will exit with an error containing instructions.
Tested the results when piping to a file.
Tested default attended installs and unattended with