./pg_ctl promote -D /usr/edb/as12/data

Once the command is executed, it verifies any files available in the pg_wal folder, replays them, and then starts as a master node. It does not try to connect to the (old) master server, and hence the promotion is very fast.

via https://korben.info/securisez-vos-demos-de-code-avec-camouflage-le-protecteur-de-secrets-pour-vs-code.html & https://www.reddit.com/r/neovim/comments/10js93y/keep_it_secret_a_neovim_plugin_to_help_you_avoid/