Postgres

Triggers: !postgres, !psql

Try it

Kagi would openhttps://www.postgresql.org/search/?q=systemd+timer&a=1&submit=Search

Run !postgres in Kagi

URL pattern: https://www.postgresql.org/search/?q=query&a=1&submit=Search

Searches www.postgresql.org, filed under Sysadmin.

Other bangs for www.postgresql.org