connections to a PostgreSQL server on GitHub Actions failed

[kakkun61]

Error:     Exception when trying to run compile-time code:
      Network.Socket.connect: <socket: 13>: does not exist (Connection refused)
    Code: defineTableFromDB
            connect driverPostgreSQL "public" "person" [''Show, ''Generic]

https://github.com/kakkun61/postgresql-pure/runs/2207473185?check_suite_focus=true#step:22:81