Установка PostgreSQL-15 на Astra Linux 1.7

sudo install -d /usr/share/postgresql-common/pgdg
sudo curl -o /usr/share/postgresql-common/pgdg/apt.postgresql.org.asc --fail https://www.postgresql.org/media/keys/ACCC4CF8.asc
sudo sh -c "echo 'deb [signed-by=/usr/share/postgresql-common/pgdg/apt.postgresql.org.asc] http://apt-archive.postgresql.org/pub/repos/apt buster-pgdg main' > /etc/apt/sources.list.d/pgdg.list"
echo -e "Package: *\nPin: origin \"apt-archive.postgresql.org\"\nPin-Priority: 1002" | tee /etc/apt/preferences.d/99apt-archive.postgresql.org.pref
sudo apt update -y 
apt install -y postgresql-15 postgresql-server-dev-15 postgresql-15-cron