Reads the configuration file; a missing file is an error only when it was named. The file must
be a regular file: a symbolic link (for example to a file with secrets, added in a pull request)
is refused, so its content cannot end up in an error message.
Reads the configuration file; a missing file is an error only when it was named. The file must be a regular file: a symbolic link (for example to a file with secrets, added in a pull request) is refused, so its content cannot end up in an error message.