Feature request: built-in validator for DNS RFC 1035 labels

Feature request: built-in validator for DNS RFC 1035 labels: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). I'm using this library to validate config / API request structs for a service that ends up producing Kubernetes resource names and DNS subdomain components…