Ignore unsatisfiable shellcheck error 1090 #344
Merged
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According to https://github.com/koalaman/shellcheck/wiki/SC1090 the fix is to put a shell comment "directive" to assist -- "# shellcheck source=/dev/null". This can't work in a Dockerfile because
#
is also the Docker comment character. So with no obvious workaround, the error must simply be ignored completely.