CleanUpNullsInPluginConfigs modifies `state` by deleting plugin config map keys that have nil as their value.

FillPluginConfig returns a copy of `config` that has default values filled in from `schema`.

GenerateSHA generates a SHA256 checksum of the (targetContent, customEntities) tuple, with the purpose of change detection.

GetFCertificateFromKongCert converts a kong.Certificate to a file.FCertificate.

PluginString returns a string representation of a FPlugin suitable as a sorting key.

ToDeckContent generates a decK configuration from `k8sState` and auxiliary parameters.