system-profiles/openssh/known-hosts/expiration.gup


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#!/usr/bin/env zsh
set -eu

export TZ=UTC

year=$(date +'%Y')
while [[ $((($(date -d "${year}0101" +'%s') - $(date +'%s')) / 86400)) -lt 150 ]]; do
  year=$((year + 1))
done

echo "${year}0101" > $1

gup --always
gup --contents $1