Encryption of provider keys in postgres

[mrajoli]

Hi, I have added encryption key to config.json when I look into my postgres for the table config_keys I can still the original provider key, am I missing something could you please help with this I cannot find any docs for this except https://docs.getbifrost.ai/deployment-guides/helm#self-hosted-registry. In my case I have added

config.json
{
"$schema": "https://www.getbifrost.ai/schema",
"encryption_key": "env.BIFROST_ENCRYPTION_KEY",

....
}