fix for lego/set-e-fix #12

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jadyn wants to merge 3 commits from jadyn/finallycoffee.base:lego/set-e-fix into main

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@ -1,5 +1,5 @@
#!/usr/bin/env bash
set -euo pipefail
set -xeuo pipefail
LEGO_BINARY=$(/usr/bin/env which lego)
@ -8,8 +8,11 @@ if [[ -n "${LEGO_HTTP_FALLBACK_PORT:-}" ]]; then
echo "nc not found (in PATH), exiting"
exit 1
fi
set +e
nc -z 127.0.0.1 $LEGO_HTTP_PORT;
if [[ $? -eq 0 ]]; then
nc_exit_code=$?;
set -e
if [[ $nc_exit_code -eq 0 ]]; then
LEGO_HTTP_PORT=$LEGO_HTTP_FALLBACK_PORT
fi
fi